the answer from, (a to e) is 10
Answer:
1 lakh= 10 then thousand
1milion=10 hundred thousand.
1crore=10ten lakh
1crore=10 milion
1 milion=10 lakh.
{20 PTS}
4/6 = ??? x 1/6
what number makes this equation true? fill in the blank
Evaluate #2-7 given the functions f(x), g(x) and h(x) below. Show all work! x² – 1 if X 4 { -x -4 -1 if *
You have to evaluate the functions for different inputs.
2. g(4)
The function g(x) is defined as follows
\(g(x)\begin{cases}-|\frac{1}{2}x-4|-1;x<5 \\ x^2-5;x\ge5\end{cases}\)This means that the function g(x) has two parts.
• When the value of x is less than five, g(x)=-|1/2x-4|-1
,• When the value of x is greater than or equal to 5, g(x)=x²-5
For g(4) you have to use the equation for the first part of the function since x=4 is less than 5
\(\begin{gathered} g(x)=-|\frac{1}{2}x-4|-1 \\ g(4)=-|\frac{1}{2}\cdot4-4|-1 \\ g(4)=-|-2|-1 \\ g(4)=-2-1 \\ g(4)=-3 \end{gathered}\)3. f(-7/2)
The function f(x) is defined as:
\(\begin{gathered} f(x)\begin{cases}-5;x\leq-3 \\ \frac{1}{3}x-1;-3This function has three parts:• When x is less than or equal to -3, f(x)=-5
,• When x is greater than -3 and less than 4, f(x)= 1/3x-1
,• When x is greater than or equal to 4, f(x)=|x-5|-2
For f(-7/2) you have to determine to which interval of the function does x=-7/2 belongs. If you express the fraction as a decimal value you get that it is -3.5.
This value is less than -3 so we have to use the first part of the function:
\(\begin{gathered} f(x)=-5 \\ f(-\frac{7}{2})=-5 \end{gathered}\)The function is constant (horizontal line) at f(x)=-5 until it reaches x=-3
4. h(-1/2)
The function h(x) is defined as follows:
\(h(x)=\begin{cases}x^2-1;x\leq-1 \\ 4;-14\end{cases}\)This function has three parts:
• When x is less than or equal to -1, h(x)=x²-1
,• When x is greater than -1 or less than or equal to 4, h(x)=4 →for this interval of definition, the function is constant
,• When x is greater than 4, h(x)=-4x+1
To determine the value of h(-1/2) you have to determine to which segment it belongs.
x=-1/2 is grater than -1, so the value of h(-1/2) corresponds to the second part of the function:
\(\begin{gathered} h(x)=4 \\ h(-\frac{1}{2})=4 \end{gathered}\)5. h(6)
You have to determine the value of h(x) when x=6, as mentioned above (item 4.) This function has three parts:
• When x is less than or equal to -1, h(x)=x²-1
,• When x is greater than -1 or less than or equal to 4, h(x)=4
,• When x is greater than 4, h(x)=-4x+1
x=6 corresponds to the third part of the function, then h(x)=-4x+1
Replace the expression with x=6 and calculate
\(\begin{gathered} h(x)=-4x+1 \\ h(6)=-4\cdot6+1 \\ h(6)=-23 \end{gathered}\)6. g(6)
You have to determine the value of g(x) when x=6.
This function is defined for two intervals:
• When the value of x is less than five, g(x)=-|1/2x-4|-1
,• When the value of x is greater than or equal to 5, g(x)=x²-5
x=6 is greater than 5 so for this value the corresponding definition of the function is g(x)=x²-5
Replace the value of x in the expression and calculate:
\(\begin{gathered} g(x)=x^2-5 \\ g(6)=6^2-5 \\ g(6)=31 \end{gathered}\)7.f(-3/2)
You have to calculate the value of f(x) when x=-3/2, the function f(x) is defined for three intervals:
• When x is less than or equal to -3, f(x)=-5
,• When x is greater than -3 and less than 4, f(x)= 1/3x-1
,• When x is greater than or equal to 4, f(x)=|x-5|-2
x=-3/2 is greater than -3 but less than 4, so this value of x corresponds to the second interval of the function. For this interval f(x)=1/3x-1
\(\begin{gathered} f(x)=\frac{1}{3}x-1 \\ f(-\frac{3}{2})=\frac{1}{3}(-\frac{3}{2})-1 \\ f(-\frac{3}{2})=-\frac{1}{2}-1 \\ f(-\frac{3}{2})=-\frac{3}{2} \end{gathered}\)Rae's unpaid credit card balance was $3,744. Her APR is 12.5%. What is her new
balance after she makes one new transaction for $351?
Round answer to the
hundredths place.
If answer doesn't have a hundredths place then include a zero so
that it does. Use a word not a symbol for the units.
Using proportions, it is found that her new balance after she makes one new transaction for $351 is of $3,861.
What is a proportion?A proportion is a fraction of a total amount.
Rae's unpaid credit card balance was $3,744, then considering the APR of 12.5%, when she makes the payment it will be 112.5% of that, that is:
B = 1.125 x 3744 = $4,212.
Considering the payment of $351:
4212 - 351 = $3,861.
Her new balance after she makes one new transaction for $351 is of $3,861.
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Write an equation of the line containing the point (3,5) and perpendicular to the line 4x-3y=5
The equation of the line is ___
Answer:
Step-by-step explanation:
In order to write the equation of the line perpendicular to the given line, we first have to know what the slope of the given line is, and there's no way to tell by looking at it in its current form, which is standard. We need to solve that equation for y to determine the slope of that line. Solving for y:
\(-3y=-4x+5\) and
3y = 4x - 5 (just change all the signs so our y term isn't negative anymore...yes, you're "allowed" to do that!) and
\(y=\frac{4}{3}x-\frac{5}{3}\) So we can see now that the slope of this line is 4/3. That means that the perpendicular slope is -3/4. Passing through the given point (3, 5):
\(y-5=-\frac{3}{4}(x-3)\)* and
\(y-5=-\frac{3}{4}x+\frac{9}{4}\) and
\(y=-\frac{3}{4}x+\frac{9}{4}+\frac{20}{4}\) so
\(y=-\frac{3}{4}x+\frac{29}{4}\)** and, in standard form:
4y = -3x + 29 and
3x + 4y = 29***
* : point-slope form
** : slope-intercept form
*** : standard form
John is constructing a satellite dish The receiver is going to be located 6 inches above the vertex of the dish. The dish is going to be 96 inches wide. How deep will the dish be?
- 84 inches
-92 inches
-96 inches
-88 inches
-none of the above
C. The depth of the dish is 96 inches.
Coordinate points of the parabola
The symmetry of the parabola indicates that when the depth is 6 inches, that the edge is 48 inches (half of 96) to the right and left of the axis of symmetry.
This implies that this parabola passes through (48, 6).
How high is the focus is above the vertex?To determine how high the focus is above the vertex. The conic form of a parabola with its vertex at the origin is given as;
y = (1/4c)x²
where;
c is the distance between the focus and the vertex.From the equation above, we can substitute the value of our coordinates and solve for c.
6 = (1/4c)(48²)
24c = 2304
c = 2304/24
c = 96 inches
Thus, the depth of the dish is 96 inches.
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Help me please I need help x^2 - 8x + 16
The set of factors used to factor the given trinomial are -4 and -4. Therefore, option C is the correct answer.
The given trinomial is x²-8x+16.
Factors of 16 Sum of factors
-1 and -16 -1+(-16)=-17
-2 and -8 -2+(-8)=-10
-4 and -4 -4+(-4)=-8
The set of factors would used to factor the trinomial are -4 and -4.
Therefore, option C is the correct answer.
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The graph of y = f(x) is shown below. What are all of the real solutions of f(x) = 0?
Answer:
x = -8, x =0 and x =6
Step-by-step explanation:
f(x) = 0 means when it crosses the x axis or when y = 0
There are 3 places when it crosses the x axis
x = -8, x =0 and x =6
A polling company reported that 53% of 1018 surveyed adults said that secondhand smoke issecondhand smoke is "very harmful.""very harmful." Complete parts (a) through (d) below.
a. What is the exact value that is 53% of 1018?
b. Could the result from part (a) be the actual number of adults who said that secondhand smoke issecondhand smoke is "very harmful" question mark "very harmful"? Why or why not?
c. What could be the actual number of adults who said that secondhand smoke issecondhand smoke is "very harmful" question mark "very harmful"?
d. Among the 10181018 respondents, 260260 said that secondhand smoke issecondhand smoke is "not at all harmful.""not at all harmful." What percentage of respondents said that secondhand smoke issecondhand smoke is "not at all harmful" question mark "not at all harmful"?
Answer:
a. 539.54
b. No, the result from part (a) could not be the actual number of adult who said that secondhand smoke are very harmful because a count of people must result into a whole number.
c. 540
d. 25.54%
Step-by-step explanation:
Given that:
A polling company reported that 53% of 1018 surveyed adults said that secondhand smoke is "very harmful."
Complete parts (a) through (d) below.
a. What is the exact value that is 53% of 1018?
The 53% of 1018 is :
=\(\dfrac{53}{100} \times 1018\)
= 0.53 × 1018
= 539.54
b. Could the result from part (a) be the actual number of adults who said that secondhand smoke is ''very harmful"? Why or why not?
No, the result from part (a) could not be the actual number of adult who said that secondhand smoke are very harmful because a count of people must result into a whole number.
c. What could be the actual number of adults who said that secondhand smoke is secondhand smoke "very harmful"?
Since, a count of people must result into a whole number, the actual number of adults who said that secondhand smoke is secondhand smoke "very harmful" can be determined from the approximation of the exact value into whole number which is 539.54 \(\approx\) 540.
d. Among the 1018 respondents, 260 said that secondhand smoke is is "not at all harmful.'' What percentage of respondents said that secondhand smoke is "not at all harmful"?
Since 260 respondents out of 1018 respondents said that the second hand smoke is not harmful, then the percentage of the 260 respondents is :
= \(\dfrac{260}{1018} \times 100 \%\)
= 25.54%
how many solutions does the system of equations have?
Step-by-step explanation:
The ONE solution to this system of two lines is the point where the two lines cross at (1,4)
What are the answrrs
For the same quantity of blue, the two highlighted rows demonstrate this. Purple 1 then utilizes more red than Purple 2.
Purple 1 is thus a redder hue of purple than Purple 2.
Purple 2 is a more blue-based purple than Purple 1.
What is the ratio?The utilization of two or more additional numbers that compares is known as the ratio.
The ratio of red to blue in purple 1 and purple 2 will be 1:2 and 1:3, respectively. The table is given below.
Purple #1 Purple #2
Red: Blue Red: Blue
1 2 1 3
2 4 2 6
3 6 3 9
For the same quantity of blue, the two highlighted rows demonstrate this. Purple 1 then utilizes more red than Purple 2.
Purple 1 is thus a redder hue of purple than Purple 2.
Purple 2 is a more blue-based purple than Purple 1.
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Rotating shapes about the origin by multiples of 90 degrees
Answer:
the rotated point B is then at (3, -7)
Step-by-step explanation:
the specification says a rotation of -90 degrees (counter clockwise) around the point (0, 0).
a turn by 90 degrees in any direction brings it always into the next quadrant, because every quadrant represents 90 degrees.
the rotated point will have the same distance from the center, of course. and the angle of the connection line center to B to the negative x-axis will be then the same as the angle of the connection line to the rotated point to the negative y-axis.
just think about rotating the original graph by -90 degrees. point B stays on the grid were it is and moves with the grid, and we just flip the coordinate axis.
so, it will be (3, -7).
6. Trapezoid WXYZ is located at W(2. 1) X[3.
5] Y [6, 5) and Z[7. 1). After being rotated
180° around the origin, what are the new
coordinates of Point Z?
Z (-7,-1)
When you rotate about the origin, the x and y just become negative :)
A spinner has 3 equal sections: red, white, and blue. John spins the spinner and tosses a coin. Which shows the sample space for spinning the spinner and tossing the coin?
The samples are {(H, R), (H, W), (H, B), (T, R), (T, W), (T, B)}. Thus, the correct option is D.
Given that:
A coin is tossed.
A spinner has 3 equal sections: Red, White, and Blue.
The samples are groups of clearly specified components. The number of items in a finite set is denoted by a curly bracket.
The total number of samples is calculated as,
Total samples = 2 x 3
Total samples = 6
The samples are {(H, R), (H, W), (H, B), (T, R), (T, W), (T, B)}.
Thus, the correct option is D.
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What 2+2.... I need help lololololol.olo
Answer:
4
Step-by-step explanation:
2+2 is 4
Consider the function A defined by the rule A(x) = integral^x_1 f(t) dt, where f(t) = 4 - 2t. use the first fundamental theorem of calculus to find an equivelant formula that does not involve integrals
The equivalent formula that does not involve integrals is A(x) = 2x - 2x^2 + 4x - 4.
The First Fundamental Theorem of Calculus states that if f(x) is a continuous function on the interval [a, b], then the function F(x) = integral^x_a f(t) dt is an antiderivative of f(x), meaning that its derivative is equal to f(x). Therefore, if we have the antiderivative of a function, we can use the derivative to find an equivalent formula without an integral.
In this case, the derivative of the antiderivative of f(t) = 4 - 2t is f(t) = 4 - 2t, which is the original function. So, the equivalent formula for A(x) is A(x) = 2x - 2x^2 + 4x - 4, which does not involve integrals.
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If f(x)=10(2)^x then which of the following represents the value of f(0)?(1) 1(2) 0(3) 10(4) 20
the answer is 10
because
\(\begin{gathered} f(0)=10(2^0) \\ f(0)=10(1)=10 \end{gathered}\)Solve.
−3.1=−3.5x−4.6
Enter your answer as a fraction in simplest form in the box.
x =
Answer:
The answer is -3/7.
Hope this answer helps.
The solution of the expression will be;
⇒ x = - 3/7
What is an expression?
Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
The expression is,
⇒ - 3.1 = - 3.5x - 4.6
Now,
Solve the equation as;
The expression is,
⇒ - 3.1 = - 3.5x - 4.6
⇒ 3.5x = 3.1 - 4.6
⇒ 3.5x = - 1.5
⇒ x = - 1.5 / 3.5
⇒ x = - 15/35
⇒ x = - 3/7
Thus, The solution of the expression will be;
⇒ x = - 3/7
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Describe how you would graph a figure that is translated by (x - 4, y + 2).
Answer:
see explanation
Step-by-step explanation:
Given the translation rule
(x, y ) → (x - 4, y + 2 )
This means subtract 4 from the original x- coordinate and add 2 to the original y- coordinate, that is
a point (4 , - 4 ) → (4 - 4, - 4 + 2 ) → (0, - 2 )
The resulting graph would result in moving input x by --4 horizontally and Output y by +2 vertically.
What is a translation of a point?Translations are defined by saying how much a point is moved to the left/right and up/down. Vertically translating a graph is equivalent to shifting the base graph up or down in the direction of the y-axis. A graph is translated k units vertically by moving each point on the graph k units vertically.
Given the point (x - 4, y + 2), we can clearly observe that the graph would move vertically by +2 units while the input will be in the -ve x-axis direction from right to left and thus will move negatively by -4.
Hence, The resulting graph would result in moving input x by --4 horizontally and Output y by +2 vertically.
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a ball is kicked 26 m
ball starts at 26m
1st bounce = 13 m
2nd bounce = 6.5 m
3rd bounce = 3.25 m
4th bounce = 1.625 m
5th bounce = 0.8125 m
6th bounce = 0.40625 m
7th bounce = 0.203125 m
answer: 0.203125 meters
3x + y= 8
X-3y = 11 X 3
Simultaneous equation
What would be the equation for a line that is perpendicular to a line of Y = 3X +2
The equation of the perpendicular line is y = -1/3x
How to determine the perpendicular line equation?From the question, we have the following parameters that can be used in our computation:
y = 3x + 2
The equation of a line can be represented as
y = mx + c
Where
Slope = m
By comparing the equations, we have the following
m = 3
This means that the slope is 2
The slopes of perpendicular lines are opposite reciprocals
This means that the slope of the other line is -1/3
The equation of the line is then calculated as
y = mx
Where
m = -1/3
So, we have
y = -1/3x
Hence, the line has an equation of y = -1/3x
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In a survey of 259 professional athletes, it was found that 110 of them owned a convertible, 91 of
them owned a giant screen TV, and 120 owned a sporting goods store. 15 owned a convertible and a
store, 43 owned a TV and a store, and 44 owned a covertible and a TV. 9 owned all three items.
1. How many athletes did not own any of the three items?
2. How many owned a covertible and a TV, but not a store?
3. How many athletes owned a convertible or a TV?
4. How many athletes owned exactly one type of item in the survey?
5. How many athletes owned at least one type of item in the survey?
6. How many owned a TV or a store, but not a convertible?
1. Number of athletes did not own any of the three items = 259 - 228
= 31.
2. Number of athletes own a convertible and a TV but not a store = 44 - 9
= 35.
3. Number of athletes own a convertible or a TV = 110 + 91 - 44
= 157.
4. Number of athletes owned exactly one type of item = 60 + 13 + 71 = 144.
5. Number of athletes owned at least one type of item = 259 - 31
= 228
6. Number of athletes own a TV or a store, but not a convertible = 13 + 34 +71
= 118.
The number of athletes did not own any of the three items need to subtract the number of athletes who own at least one item from the total number of athletes surveyed.
Total number of athletes surveyed = 259
Number of athletes own at least one item = 110 + 91 + 120 - 15 - 43 - 44 + 9 = 228
Number of athletes who did not own any of the three items = 259 - 228 = 31.
The number of athletes who owned a convertible and a TV but not a store need to subtract the number of athletes who own all three items from the number of athletes who own a convertible and a TV.
Number of athletes who own a convertible and a TV = 44
Number of athletes who own all three items = 9
Number of athletes who own a convertible and a TV but not a store = 44 - 9 = 35
The number of athletes who owned a convertible, or a TV need to add the number of athletes who own a convertible to the number of athletes who own a TV and then subtract the number of athletes own both a convertible and a TV.
Number of athletes who own a convertible or a TV = 110 + 91 - 44
= 157.
The number of athletes owned exactly one type of item need to add up the number of athletes who own a convertible only the number of athletes own a TV only and the number of athletes who own a store only.
Number of athletes own a convertible only = 110 - 15 - 9 = 86
Number of athletes own a TV only = 91 - 44 - 9 = 38
Number of athletes own a store only = 120 - 15 - 43 - 9 = 53
Number of athletes owned exactly one type of item = 60 + 13 + 71 = 144.
The number of athletes who owned at least one type of item can use the result from part (1).
Number of athletes who owned at least one type of item = 259 - 31
= 228
The number of athletes who owned a TV or a store but not a convertible need to subtract the number of athletes who own all three items, and the number of athletes own a convertible and a TV from the number of athletes own a TV or a store.
Number of athletes own a TV or a store = 91 + 120 - 43 - 9 = 159
Number of athletes own a TV or a store not a convertible = 13 + 34 +71
= 118.
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13. In a park there are 1596 trees in 42 rows. If each row has the same number of trees, estimate the number of trees in one row, rounded off to the nearest tens.
Answer:
The ultimate answer according to the question is is 40 trees in one row.
Step-by-step explanation:
Let no. of trees in one row be X.
There are 42 rows,
or, 42X= 1596
or, X= 1596/42
So, X=38
Now, while rounding off to the nearest ten 38 goes to 40.
Find an equation of the tangent line to the curve at the given point.
y = √ (x) , (16, 4)
Answer: y=1/8*x+2
Step-by-step explanation:
The equation of any tangent line is y=a*x+b (1)
To the equation of the tangent line we have to find the coefficients a and b and the to substitute them to equation (1).
As we know a=y'(x0) ( where x0=16)
So y'(x)= (√ (x) )' = 1/(2*√x)
a=y'(x0)= 1/(2*√16)=1/(2*4)=1/8
So lets substitute a in equation (1):
y=1/8 *x+b
Now we have to find b
We know that the point (16, 4) belongs to the tangent line.
That means
4=1/8*16+b => 4=2+b => b=2
SO the equation of the tangent line is y=1/8*x+2
is 5 a quartly number
Answer:
Step-by-step explanation:
Quarter implies 4. If there were 20 items, and you broke them into quarters, each quarter would have 5 items.
The percent error of a measurement tells how close the measurement is to the actual value. Dani ran four times around the track, a total distance of 1,600 meters. Her GPS watch recorded the distance as 1,592 meters.
The Percent error of the measurement is -0.5%
What is Percent error ?
The difference between an exact value and an approximation to it is the approximation error in a data value. Either an absolute error or a relative error might be used to describe this error. The precision of the computer device or a measurement error can lead to an approximation error.
The total distance Dani travelled = 1600
The total distance her GPS shows = 1592
Since,
Percentage Error = ((Estimated Number – Actual Number)/ Actual number) x 100
The Actual number = 1600
The Estimated number = 1592
Percentage Error = ((1592 - 1600) / 1600) x 100
= (-8/1600) x100
= (-1 / 200) x 100
= (-1 / 2)
= (-0.5)%
Hence, The Percentage Error is -0.5%
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two figures are similar with a similarity ratio of 4:3. If the perimeter of the larger figure is 24cm, find the perimeter of the smaller figure
The perimeter of the smaller figure among the two figures with similarity ratio of 4:3 is 18cm.
What is ratio?A ratio is a number that allows one quantity to be expressed as a fraction of another quantity. Two numbers in a ratio can only be compared if they have the same units. Use ratios to compare two things.
Understanding similarity ratio:The similarity of two similar shapes is the ratio of each pair of corresponding sides. Simply put, when two figures are found to be similar, all pairs of corresponding sides have the same proportions.
According to the information:
Perimeter of larger figure= 24cm
Let, perimeter of smaller figure be "x"
So,
4:3 = 24/x
4/3 = 24/x
⇒x = (24 x 3)/4
⇒x = 72/4
⇒x = 18
Thus the perimeter of smaller figure is 18cm.
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Convert each measurement
18 meters = ??? centimeters
Answer:
18 meters = 1800 milimeters
Step-by-step explanation:
Hope this helps! :3
plz mark as brainliest!
Answer:
Just search it up. The answer is 1800
Step-by-step explanation:
Type.
Or there's another way.... you multiply if you want to convert a unit that is greater to smaller, and you divide if you want to convert a smaller unit to a larger one.
For example hours to minutes:
You cross out the word that matches. Here it's hour.
3.15 hours X 60 min/1 hour=189 min
189min X 60 sec/1min=11340 sec
and if it's from smaller to greater you divide, get it?
Xavier is buying fencing to surround his garden if his garden has a perimeter of 30 yards and fencing cost six dollars a yard how much money will he need for the fencing
Answer:
$180
Step-by-step explanation:
If the perimeter is 30 yards and each yard costs $6 you times 30 and 6 and you get $180
What is the end behavior of the function f(x)=−3/4x^2?
Answer:
\(f(x)\longrightarrow-\infty\), as \(x\longrightarrow+\infty\)
Step-by-step explanation:
We can see that the larger the input, the smaller the output