If a parabola opens up, the vertex is the lowest point on the graph, hence it has a minimum value.
If a parabola opens down, the vertex represents the highest point on the graph, hence we can say it has a maximum value.
The range of a graph is the set of all possible y-values.
• If a parabola has a maximum value, that means it opens down. Since it opnes down, the range of the parabola will be all outputs, ,less than, that maximum value.
The parabola above has a maximum at y = 10.
The range of the graph will be all outputs less than 10(maximum value).
Therefore, if a parabola has a maximum value then the range will be all outputs less than that maximum value.
• If a parabola has a minimum value, that means it opens up. Since it opens up, all set of possible y-values will be greater than the minimum value.
Therefore, if a parabola has a minimum value then the range will be all outputs greater than the minimum value.
ANSWER:
• Less than.
,• Greater than
Write 3 1/2 cups as a multiplication expression using the unit, 1 cup, as a factor.
I ABSOLUTELY NEED HELP BY TOMORROW!!! I AM GIVING 100 POINTS
3 1/2 cups can be expressed as the multiplication expression: 3 + 1/2.
How to Write 3 1/2 cups as a multiplication expression using the unit, 1 cup, as a factor.To express 3 1/2 cups as a multiplication expression using the unit "1 cup" as a factor, you can write it as:
3 1/2 cups = (3 + 1/2) cups = 3 cups + 1/2 cup
Since there are 1 cup in each term, we can rewrite it as:
3 cups + (1/2) cup
Now, we can express each term as a multiplication expression:
3 cups = 3 * 1 cup = 3
(1/2) cup = (1/2) * 1 cup = 1/2
Putting it all together, the multiplication expression is:
3 * 1 cup + (1/2) * 1 cup = 3 + 1/2
Therefore, 3 1/2 cups can be expressed as the multiplication expression: 3 + 1/2.
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Choose all the expressions that are equal to 34 × 8,010.
A. 8,010 × 34
B. 34 × (801 × 102)
C. 30 × 4 × 8,010
D. 34 × (8,000 + 10)
E. (30 + 4) × 8,010
A. 8,010 × 34
D. 34 × (8,000 + 10)
E. (30 + 4) × 8,010
a cereal box is an example of a
Answer: recantagle
Step-by-step explanation:
The area of the base of a cylindrical container is defined by b(x) = x*2 - x + 12. Find
the volume of water that can be stored inside the container if the height is defined
by h(x) = x - 1.
Answer: \(V=x^3-2x^2+13x-12\)
Step-by-step explanation:
Given
The area of the base is given by \(b(x)=x^2-x+12\)
The height of the container is \(h(x)=x-1\)
The volume of the cylindrical container is
\(V=Area\times height\)
Insert the values
\(\Rightarrow V=\left( x^2-x+12\right)\cdot \left(x-1\right)\\\Rightarrow V=x^3-x^2+12x-x^2+x-12\\\Rightarrow V=x^3-2x^2+13x-12\)
2/5 + 1/4 = 0.4 + 0.5 true or false I need done soon
Answer:
False.
Step-by-step explanation:
In this equation the first part is correct 2/5 = 0.4 but when you divide 1 by 4 you get 0.25 which is not equal to 0.5, like this:
2 / 5 = 0.4
1/4 = 0.25
But that would mean the equation would look more like this:
0.4 + 0.25 = 0.4 + 0.5
or
0.65 = 0.9
So this equation is false.
Hope this helps you!!
which expression is equivalent to
2x-11x-6
Answer:
Step-by-step explanation:
The expression 2x - 11x - 6 can be simplified as follows:
2x - 11x - 6 = -9x - 6
So, the equivalent expression is -9x - 6.
The answer is:
-9x - 6
Work/explanation:
To simplify this expression, we combine the like terms :
\(\huge\text{2x - 11x - 6} \\ \\ \\ \text{-9x - 6}\)
There's nothing that we can do for this expression. It's been simplified as much as possible.
Hence, the answer is -9x - 6.What is the equation of the line in slope intercept form?
Answer:
y = x + 60
Step-by-step explanation:
the equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
calculate m using the slope formula
m = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)
with (x₁, y₁ ) = (20, 80) and (x₂, y₂ ) = (40, 100) ← 2 points on the line
m = \(\frac{100-80}{40-20}\) = \(\frac{20}{20}\) = 1
the line crosses the y- axis at (0, 60 ) ⇒ c = 60
y = x + 60 ← equation of line
g(t)=−(t−1)
2
+5g, left parenthesis, t, right parenthesis, equals, minus, left parenthesis, t, minus, 1, right parenthesis, squared, plus, 5
What is the average rate of change of
�
gg over the interval
−
4
≤
�
≤
5
−4≤t≤5minus, 4, is less than or equal to, t, is less than or equal to, 5?
The average rate of change over is 1.
Given that;
the function is,
⇒ g (t) = - (t - 1)² + 5
Hence, We need to determine the average rate of change over the interval - 4 ≤ t ≤ 5.
The value of G(-4):
The value of G(-4) can be determined by substituting t = -4 in the function
⇒ g (t) = - (t - 1)² + 5
Thus, we have,
⇒ g (t) = - (-4 - 1)² + 5
⇒ g (t) = - 20
Thus, the value of G(-4) = -20
The value of G(5):
The value of G(5) can be determined by substituting t = 5 in the function , we get,
⇒ g (t) = - (t - 1)² + 5
⇒ g (t) = - (5 - 1)² + 5
⇒ g (t) = - 11
Thus, the value of G(5) is, -11
Now, Average rate of change:
The average rate of change can be determined using the formula,
⇒ G(b) - G (a) / (b - a)
where, a = - 4 and b = 5
Substituting the values, we get,
⇒ G(5) - G (-4) / (5 - (-4))
⇒ ( - 11 - (- 20)) / 9
⇒ 9/9
⇒ 1
Thus, the average rate of change over the interval is. 1.
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Tim had 13 flashlights. He ate 4 of them and went to the hospital. In the hospital he got 2 removed from his body and he pooped out the rest. How much flashlights dose he have now?
Answer:
13 because he never gave them away
Which algebraic rule describes the translation of quadrilateral ABCD to quadrilateral A’B’C’D?
The algebraic rule that best describes the translation of quadrilateral ABCD to quadrilateral A'B'C'D' is P'(x, y) = (x + 8, y + 7). (Correct answer: A)
How to determine the translation of a quadrilateral on a Cartesian plane
According to the image attached we understand that the quadrilateral ABCD is transformed into quadrilateral A'B'C'D' by applying pure translation. Translations are a kind of rigid transformation, defined as a transformation applied on a geometric locus such that Euclidean distance is conserved at every point of the construction.
Vectorially speaking, translations are described by the following formula:
P'(x, y) = P(x, y) + T(x, y) (1)
Where:
P(x, y) - Original pointP'(x, y) - Resulting pointT(x, y) - Translation vector.By direct comparison, we conclude that the quadrilateral ABCD is translated 8 units in the +x direction and 7 units in the +y direction. Hence, the algebraic rule that describes the translation of quadrilateral ABCD to quadrilateral A'B'C'D' is:
P'(x, y) = (x, y) + (8, 7)
P'(x, y) = (x + 8, y + 7)
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Suppose the round-trip airfare between Philadelphia and Los Angeles a month before the departure date follows the normal probability distribution with a mean of $387.20 and a standard deviation of $68.50. What is the probability that a randomly selected airfare between these two cities will be between $325 and $425?
Answer:
52.74% probability that a randomly selected airfare between these two cities will be between $325 and $425
Step-by-step explanation:
Problems of normally distributed samples are solved using the z-score formula.
In a set with mean \(\mu\) and standard deviation \(\sigma\), the zscore of a measure X is given by:
\(Z = \frac{X - \mu}{\sigma}\)
The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the pvalue, we get the probability that the value of the measure is greater than X.
In this question, we have that:
\(\mu = 387.20, \sigma = 68.50\)
What is the probability that a randomly selected airfare between these two cities will be between $325 and $425?
This is the pvalue of Z when X = 425 subtracted by the pvalue of Z when X = 325. So
X = 425
\(Z = \frac{X - \mu}{\sigma}\)
\(Z = \frac{425 - 387.20}{68.50}\)
\(Z = 0.55\)
\(Z = 0.55\) has a pvalue of 0.7088
X = 325
\(Z = \frac{X - \mu}{\sigma}\)
\(Z = \frac{325 - 387.20}{68.50}\)
\(Z = -0.91\)
\(Z = -0.91\) has a pvalue of 0.1814
0.7088 - 0.1814 = 0.5274
52.74% probability that a randomly selected airfare between these two cities will be between $325 and $425
Round 4.377 to the nearest hundredth
●✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎❀✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎●
Hi my lil bunny!
❧⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯☙
Integer Part: 4
Fractional Part: 377
To round 4.377 to the nearest hundredth means to round the numbers so you only have two digits in the fractional part. Use the rule (B) "If the last digit in the fractional part of 4.377 is 5 or more and the second digit in the fractional part is less than 9, then add 1 to the second digit of the fractional part and remove the third digit." With 4.377, rule B applies and 4.377 rounded to the nearest hundredth is: 4.38
❧⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯☙
●✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎❀✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎✴︎●
Have a great day/night!
❀*May*❀
Can somebody help me outt pleaseee ???
Answer: a= 187.5 m squared
Step-by-step explanation: a=ab/2
Answer:
187.5
Step-by-step explanation:
times 25 and 15 = 375
375 divided by 2 = 187.5
Is (1,8), (2,12), (3,16) (4,20) a function?
Can somebody help me please
Answer:
330
Step-by-step explanation:
the actual answer is 328.77. 15% was 42.88
Answer:
330$
Step-by-step explanation:
the actual answer is 330$ it is true if you not believe then go
Check each value and decide if it is a factor of 50 or not: 15, 2, 5, 3, 20, 50, 25, 10
Answer:
3 and 20 are NOT factors of 50.
15, 2, 5, 50, 25, and 10 are factors of 50.
Step-by-step explanation:
Hope it helps! =D
The following table lists the ages of customers who purchased a cruise. Construct a stem-and-leaf diagram for the data. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) Age of Customers Who Purchased a Cruise 33 46 67 22 63 69 72 62 55 24 39 45 77 65 47 50 34 36 43 46 51 51 29 41 42 52 52 34 Age of Customers who Purchased a Cruise Stems Leaves 2 3 4 5 6 7
The Age of Customers Who Purchased a Cruise in a stem-and-leaf Diagram
Stems Leaves
2 24
3 3 4 6 9
4 1 3 5 6 6 7
5 0 5 5
6 2 3 5 7 9
7 7 7
What is a stem and leaf plot?A stem-and-leaf plot is a tool for graphically presenting quantitative data in a way that is similar to a histogram in order to let the viewer see how a distribution is shaped.
A stem-and-leaf plot can be used to determine a collection of data's mean, median, and mode. Add up all of the set's numbers, then divide by the number of values you added to determine the mean.
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Brainlyest to first correct. Report to incorrect
Add.
(−5x^4+6x^3−43)+(6x^5−x^2+12x+12)
Express the answer in standard form.
Enter your answer in the box.
Answer:
6x^5-5x^4+6x^3-x^2+12x-31
Step-by-step explanation:
(−5x^4+6x^3−43)+(6x^5−x^2+12x+12)
To add, combine like terms
6x^5-5x^4+6x^3-x^2+12x-43+12
6x^5-5x^4+6x^3-x^2+12x-31
Standard form means from the highest power of x to the lowest power of x
Suppose that y varies directly with x, and y = 25 when x = -5.
A) Write a direct variation equation that relates x and y
B) Find y when x = 3
Step-by-step explanation:
y=kx
25= k(-5)
k= -5
y= -5x
y = -5 ×3 = -15
Please answer the question in the photo :)
Answer:
it is correct I think it's right
Step-by-step explanation:
A statistician at a metal manufacturing plant is sampling the thickness of metal plates. If an outlier occurs within a particular sample, the statistician must check the configuration of the machine. The distribution of metal thickness has mean 23.5 millimeters (mm) and standard deviation 1.4 mm. Based on the two-standard deviations rule for outliers, which is the greatest thickness that would require the statistician to check the configuration of the machine?
Answer: 26.3 mm
Step-by-step explanation:
According to the two-standard deviations rule for outliers, the values that does not lie within 2 standard deviations from mean are outliers.
If Mean = 23.5 millimeters (mm) and standard deviation = 1.4 mm
Then, greatest thickness need to check = mean + 2 (standard deviation)
= 23.5 + 2(1.4)
= 23.5 + 2.8
= 26.3 mm
hence, the greatest thickness that would require the statistician to check the configuration of the machine = 26.3 mm.
Someone please help and show work
Mean - this is the average. Add up the numbers and divide by the count of the numbers in the data set.
11+13+14+16+17+18+20+20+21+24+25+29 = 228
There are 12 numbers, so divide by 12.
228/12 = 19. The mean is 19.
Median - - - this is the MIDDLE number. Your data is already in numerical order (hooray!) so there are 12 numbers. Since it's even, we'll take the average of the 2 middle numbers. The 6th number is 18 and the 7th number is 20. The average of these is 19. So the median is 19.
(Side note: yes, median and mean can be the same.)
Mode - - - this is repeat/most common numbers! 20 repeats. 20 is the mode.
Range - - - biggest number is 29, littlest is 11. The range is 29-11 = 18.
Can someone please solve this and graph it. Thank you :)
3x-y=0
x+y=-2
Answer:
Step-by-step explanation:
To solve this system of equations, we can first eliminate one of the variables by adding the equations together.
3x - y = 0
x + y = -2
Adding the equations together:
(3x - y) + (x + y) = 0 + (-2)
4x = -2
x = -1/2
Now we can substitute this value of x back into one of the original equations to find the value of y.
3x - y = 0
3(-1/2) - y = 0
-3/2 - y = 0
y = 3/2
So the solution of the system of equations is x = -1/2, y = 3/2.
To graph the system, we can substitute these values of x and y into the original equations to find the x and y intercepts, which are the points where the line crosses the x and y axis.
3x - y = 0
x = 0, y = 0
x + y = -2
x = 0, y = -2
So the x-intercept is (0, 0) and the y-intercept is (0, -2). Now we can plot these points on the coordinate plane and use them to draw the lines for each equation. We can see that the lines intersect at the point (-1/2, 3/2), which is the solution of the system.
graph:
y = 3/2 x + 0
y = -x -2
Both lines intersect at (-0.5,1.5)
Gcf and distributive property 60-50
Answer:
bvbhv hacvhkbqwdvwcqbkvwlpbjqcs[lvdcsbhk fveo fveqo fbveq wveqkneqv veq fko nwvd vd
Step-by-step explanation:
Answer:
60= 3(2) and 5(2)
50= 5 and 2(5)
Step-by-step explanation:
Use the vertex and intercepts to sketch the graph of the quadratic function. Give the equation for the parabola's axis of symmetry. Use the graph to determine the function's domain and range.
f(x) =x^2 +12x+6
What is the vertex?
What are the x-intercepts?
What is the y-intercept?
what is the axis of symmetry?
Identify the function's domain
Identify the function's range.
The Vertex is : (-6, -30)
The X-intercepts are : Approximately (-10.89, 0) and (-1.11, 0)
The Y-intercept is : (0, 6)
The Axis of symmetry is : x = -6
The functions Domain: is All real numbers
The Range is : All real numbers greater than or equal to -30.
To sketch the graph of the quadratic function \(f(x) = x^2 + 12x + 6,\) we can start by identifying the vertex, x-intercepts, y-intercept, axis of symmetry, domain, and range.
To find the vertex, we can use the formula x = -b/2a, where a, b, and c are the coefficients of the quadratic equation in standard form\((ax^2 + bx + c).\)
In this case, a = 1, b = 12, and c = 6.
Applying the formula, we get x = -12/(2 \(\times\) 1) = -6.
To find the y-coordinate of the vertex, we substitute this x-value into the equation:\(f(-6) = (-6)^2 + 12(-6) + 6 = 36 - 72 + 6 = -30.\)
So, the vertex is (-6, -30).
To determine the x-intercepts, we set f(x) = 0 and solve for x. In this case, we need to solve the quadratic equation \(x^2 + 12x + 6 = 0.\)
Using factoring, completing the square, or the quadratic formula, we find that the solutions are not rational.
Let's approximate them using decimal values: x ≈ -10.89 and x ≈ -1.11. Therefore, the x-intercepts are approximately (-10.89, 0) and (-1.11, 0).
The y-intercept is obtained by substituting x = 0 into the equation: \(f(0) = 0^2 + 12(0) + 6 = 6.\)
Thus, the y-intercept is (0, 6).
The axis of symmetry is the vertical line that passes through the vertex. In this case, it is the line x = -6.
The domain of the function is all real numbers since there are no restrictions on the possible input values of x.
To determine the range, we can observe that the coefficient of the \(x^2\) term is positive (1), indicating that the parabola opens upward.
Therefore, the minimum point of the parabola occurs at the vertex, (-6, -30).
As a result, the range of the function is all real numbers greater than or equal to -30.
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1.
Tank A has a length, in feet, represented by 25x + 12 and a width, in feet, represented by 7x + 18. Write and simplify an expression used to determine the total amount of rubber stripping, in feet, needed for both rectangular tanks.
The value of the total amount of rubber stripping, in feet, needed for the rectangular tanks is 64x + 70.
How to calculate the perimeter?It should be noted that the perimeter of a rectangle is given as:
= 2(Length + Width)
= 2(25x + 12) + 2(7x + 18)
= 50x + 24 + 14x + 46
= 64x + 70
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Please help please help
Answer:
first multiply 2 by 1 then devide both sides easyyyy
A train was scheduled to reach the Mumbai Central railway station
1435 hours. It reached the station at 8:15 pm. How late was the train
Answer:
5 hours and 40 minutes late
Step-by-step explanation:
I am assuming by 1435 hours you meant 14:35 -- 2:35 pm.
Hence you subtract 8:15 by 2:35 as the two times you're subtracting should always be the same time format (12 or 24-hour) which is 12 hours in this case.
08:15
- 02:35
Since the minutes of the time above (:15) is higher than 35, we need to add 60 to 15 minutes and at the same time, reduce 8 hours by 1 hour to 7 hours since we are adding 60 minutes (1 hour) to :15:
07:75 (15+60)
- 02:35
and answer will be 5 hours and 40 minutes
I need help pleaseeeeeeeeeeeeeeeeeeee
Answer:
Step-by-step explanation: [-2.19] = -3
[3.67] = 3
[-0.83] = -1
The domain of this function is a group of real numbers that are divided into intervals such as [-5, 3), [-4, 2), [-3, 1), [-2, 0) and so on. This explains the domain and range relations of a step function.
This can be generalized as given below:
[x] = -2, -2 ≤ x < -1
[x] = -1, -1 ≤ x < 0
[x] = 0, 0 ≤ x < 1
[x] = 1, 1 ≤ x < 2
Answer:
y = - \(\frac{3}{2}\) x
Step-by-step explanation:
the equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
calculate m using the slope formula
m = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)
with (x₁, y₁ ) = (- 2, 3) and (x₂, y₂ ) = (0, 0) ← 2 points on the line
m = \(\frac{0-3}{0-(-2)}\) = \(\frac{-3}{0+2}\) = - \(\frac{3}{2}\) , then
y = - \(\frac{3}{2}\) x + c ← is the partial equation
to find c substitute either of the 2 points into the partial equation
using (0, 0 )
0 = - \(\frac{3}{2}\) (0) + c = 0 + c , so
c = 0
y = - \(\frac{3}{2}\) x + 0 , that is
y = - \(\frac{3}{2}\) x
Determine whether 548 is greater than or less than 373. Then write the expression showing this using < or >.
Answer:
548 > 373
Step-by-step explanation:
548 is greater than 373 because when we compare the digits from left to right, we find that the first digit of 548 (5) is greater than the first digit of 373 (3). Therefore, we can conclude that 548 is greater than 373.
The ">" symbol is used to represent "greater than" in mathematical comparisons.
Hope this helps!