What is 97 reduced by n is 5?
We are asked to convert the above sentence into an equation.
97 reduced by n means
\(97-n\)97 reduced by n is 5 means that the result of (97 - n) is equal to 5.
So the equation becomes
\(97-n=5\)Therefore, 97 reduced by n is 5 translates to the equation 97 - n = 5
Figure ABCD is reflected across the x-axis. What are the coordinates of A′ , B′ , C′ , and D′ ? Enter your answer by filling in the boxes. A′ ( , ) B′ ( , ) C′ ( , ) D′ ( , )
Answer:
A is 4
B is 8
C is 4
D is 2
Step-by-step explanation:
Can't explain
Answer:
A: (1,4) B: (5,8) C: (5,4) D: (4,2)
Step-by-step explanation:
I'm so sorry if I get this wrong, I worked on this 1 month ago in class but in pretty sure i'm right
One baseball team played 40 games throughout their entire season. If this baseball team won 14 of those games, then what percentage of their games did they win?
Answer:
They won 35% of their games.
Step-by-step explanation:
I just searched it up and got this. Hope it helps.
What is the slope of y = log(x) when x=20 ?
The formula for the slope is _________ for h close to 0 (but not equal )
The best estimate for the slope is____
\({ \qquad\qquad\huge\underline{{\sf Answer}}} \)
The formula for slope according to first principle is :
\( \qquad \sf \dashrightarrow \: \[ \displaystyle\lim_{x\to0} \: \: \sf \frac{f(x + h) - f(x)}{h} \]\)
\( \qquad \sf \dashrightarrow \: \[ \displaystyle\lim_{x\to0} \: \: \sf \frac{ log(x + h) - log(x)}{h} \]\)
\( \qquad \sf \dashrightarrow \: \[ \displaystyle\lim_{x\to0} \: \: \sf \frac{ log( \frac{x + h}{x} ) }{h} \]\)
\( \qquad \sf \dashrightarrow \: \[ \displaystyle\lim_{x\to0} \: \: \sf \frac{ log( \frac{ h}{x} + 1 ) }{h} \]\)
\( \qquad \sf \dashrightarrow \: \[ \displaystyle\lim_{x\to0} \: \: \sf \frac{ log( \frac{ h}{x} + 1 ) }{ \frac{h}{x} \times x} \]\)
\( \qquad \sf \dashrightarrow \: \[ \displaystyle\lim_{x\to0} \: \: \sf \frac{1}{x} \bigg(\frac{ log_{e} ( \frac{ h}{x} + 1 ) }{ \frac{h}{x} \times log_{e}(10) } \] \bigg)\)
\( \qquad \sf \dashrightarrow \: \[ \dfrac{1}{x \: log_{e}(10) } \displaystyle\lim_{x\to0} \: \: \sf \bigg(\frac{ log_{e} ( \frac{ h}{x} + 1 ) }{ \frac{h}{x} } \] \bigg)\)
\( \qquad \sf \dashrightarrow \: \[ \dfrac{1}{x \: log_{e}(10) } \)
Now, the best estimate of slope is at x = 20 :
\( \qquad \sf \dashrightarrow \: \[ \dfrac{1}{20\times 2.303} \)
\( \qquad \sf \dashrightarrow \: \[ \dfrac{1}{46.06} \)
\( \qquad \sf \dashrightarrow \: \approx0.0217\)
Given that cosθ=817 and sinθ=−1517 . What is the value of tanθ?
Answer:
tan∅ = -1517/817
Step-by-step explanation:
tan∅ = sin∅/cos∅
Answer:
Step-by-step explanation:
Daysha's plant grew 100 of a centimeter. India's plant grew of a centimeter.
How many centimeters did the plants grow in all? Write your answer as a decimal.
The total centimeters that the plants grew in all was 200 centimeters or 2.00 centimeters when written as a decimal.
What is centimetres?Centimetres (cm) is a unit of length in the metric system, equal to one-hundredth of a metre. It is commonly used in everyday life, for example when measuring the height of a person or the size of a room. Centimetres are also used in scientific and engineering measurements, such as the size of an object or the distance between two points. Centimetres are divided into millimetres, which are one-thousandth of a metre.
This can be written as a decimal as 2.00 centimeters.
To determine the total centimeters, we simply add the individual centimeter measurements of the two plants.
Daysha's plant grew 100 centimeters and India's plant grew 100 centimeters.
Therefore, the total centimeters that the plants grew in all was 200 centimeters, or 2.00 centimeters when written as a decimal.
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Find the antiderivative of f (x) = 10x4 + 12.5.
Answer:
The anti-derivative of f(x) will be:
\(\int \:10x^4+12.5dx=2x^5+12.5x+C\)
Step-by-step explanation:
Given the function
\(\:f\left(x\right)=10x^4\:+\:12.5\)
Taking the anti-derivative of f(x)
\(\int \left(10x^4\:+\:12.5\right)\:dx\:\)
\(\mathrm{Apply\:the\:Sum\:Rule}:\quad \int f\left(x\right)\pm g\left(x\right)dx=\int f\left(x\right)dx\pm \int g\left(x\right)dx\)
\(\int \left(10x^4\:+\:12.5\right)\:dx\:=\int \:10x^4dx+\int \:12.5dx\)
Solving
\(\int 10x^4dx\)
\(\mathrm{Take\:the\:constant\:out}:\quad \int a\cdot f\left(x\right)dx=a\cdot \int f\left(x\right)dx\)
\(=10\cdot \int \:x^4dx\)
\(\mathrm{Apply\:the\:Power\:Rule}:\quad \int x^adx=\frac{x^{a+1}}{a+1},\:\quad \:a\ne -1\)
\(=2x^5\)
similarly,
\(\int 12.5dx\)
\(\mathrm{Integral\:of\:a\:constant}:\quad \int adx=ax\)
\(=12.5x\)
so substituting these values
\(\int \left(10x^4\:+\:12.5\right)\:dx\:=\int \:10x^4dx+\int \:12.5dx\)
\(=2x^5+12.5x\)
\(=2x^5+12.5x+C\) ∵ Add constant to the solution
Therefore, the anti-derivative of f(x) will be:
\(\int \:10x^4+12.5dx=2x^5+12.5x+C\)
Which of the following is an equivalent expression of 14x² +18x + 5?
A 32x³ +5
B 14x²(18x + 5)
C 5(14x² + 18x)
D 18x + 14x² +5
Answer: the correct answer is D
Step-by-step explanation:
EXPONENTIAL FUNCTION
Evaluate the following:
1.) 2^-3
2.) 5^-3
3.)6^-6
4.) (5/2)^-2
5.) (7/3)^-3
Ashley has 10 pens and 10 pencils. she chooses 6 of them at random. how many different combinations of 6 items are possible?
Answer:
20
Step-by-step explanation:
Write the expression without using exponents.
(−9x)4
The expression (-9x)^4 can be represented as -6561x^3 without using exponents.
To express the expression (-9x)^4 without using exponents, we can expand it by multiplying the base (-9x) four times using the multiplication property.
(-9x)^4 = (-9x) * (-9x) * (-9x) * (-9x)
To simplify this expression, we can multiply the terms together, taking care to apply the rules of multiplication:
(-9x) * (-9x) = (-9 * -9) * (x * x) = 81 * x^2 = 81x^2
So, by substituting this result back into the original expression, we get:
(-9x)^4 = 81x^2 * (-9x) = -6561 x^3
Therefore, the expression (-9x)^4 can be represented as -6561x^3 without using exponents.
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4x²y+2xy² simplefid in algebra
Answer:
Difficulties regarding the emotions of your body.
Step-by-step explanation:
Difficulties regarding the emotions of your body.
Find the slope of the line shown on the graph to the right.Select the correct choice below and fill in any answer boxes within your choice.
We can see that the line is horizontal so its slope is 0.
Mark what answer it is
Find the equation of a parabola with vertex on the y-axis if points P(x1, 0) and R(3, 9) belong the parabola, the area of △PQR is 40.5sq.units, and point Q has coordinates (3, 0).
Answer:
1.961x^2 - 8.647.
Step-by-step explanation:
I'm assuming the area of the triangle is 4.05 unit^2.
RQ is perpendicular to the x-axis.
The length of RQ = 9 so the area of the triangle
= 1/2 *9 * PQ = 4.05
PQ = 4.05 / 4.5 = 0.9.
So the value of x1 = 3 - 0.9 = 2.2.
The vertex is on the y-axis so the equation will be of the form ax^2 + c = 0.
So, as P (2.1, 0) and R(3, 9) are points on the parabola we have the system:
(2.1)^2a + c = 0
(3)^2a + c = 9
4.41 a + c = 0
9a + c = 9 Subtract:
4.59a = 9
a = 1.961
and c = -4.41* 1.961 = - 8.647,
Solve the system of equations. \begin{aligned} &-3y+4x = 13 \\\\ &-5y-6x=-67 \end{aligned} −3y+4x=13 −5y−6x=−67
Answer:
x = 7
y = 5
Step-by-step explanation:
We can do this algebraically using substation or elimination or we could do this graphically.
Answer:
x=7
y=5
Step-by-step explanation:
The Minnesota Multiphasic Personality Inventory (MMPI) is one of the most frequently used personality tests in psychology. The current standardized version, the MMPI-2, is used by trained professionals to assist in identifying personality structure and psychopathology. A forensic psychologist is interested in whether she can identify potential serial killers by their MMPI profiles. She is particularly interested in the Paranoia and Lie scales of the MMPI. She interviews 12 people who have already been identified as serial killers. Their scores on the Paranoia scale are recorded here:
69 84 56 89 47 63 86 58 74 35 71 60
Which of the following is a Possible value for the range?
a. 54
b. 22
c. 66
d. 79
Use what you know about intersecting lines to label the missing and
picture below.
35°
X
type of angle pair:
zoom in
X =
OManeuvering the Middle LLC, 2016, 2022
Answer:
x = 145
Step-by-step explanation:
x and 35° lie on a straight line and are supplementary angles , sum to 180°
x + 35 = 180 ( subtract 35 from both sides )
x = 145
You have $500,000 saved for retirement. Your account earns 7% interest. How much will you be able to pull out each month, if you want to be able to take withdrawals for 25 years?
$3,244.21 can be withdrawn each month for 25 years, assuming an interest rate of 7% and a starting principal of $500,000.
Formula to calculate the present value of the annuityPV = PMT × [1 - (1 + r)⁻ⁿ] / r
where:
PV is the present value of the annuity
PMT is the payment amount per period
r is the interest rate per period
n is the total number of periods
In this case, we want to withdraw a fixed amount each month for 25 years, which represents 12 ×25 = 300 periods.
The interest rate per period is 7% / 12 = 0.5833%.
Let's assume that you want to withdraw a fixed amount each month, and you want the withdrawals to last for 25 years. To calculate the amount you can withdraw each month,
PV = PMT × [1 - (1 + r)⁻ⁿ] / r
500,000 = PMT × [1 - (1 + 0.005833)⁻³⁰⁰] / 0.005833
Solving for PMT, we get:
PMT = PV × r / [1 - (1 + r)⁻ⁿ]
PMT = 500,000 × 0.005833 / [1 - (1 + 0.005833)⁻³⁰⁰]
PMT = $3,244.21
Therefore, you can withdraw $3,244.21 each month for 25 years, assuming an interest rate of 7% and a starting principal of $500,000.
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You want to buy some rice. A 7-ounce package costs $2.59. A 16-ounce package costs $5.60. A 24-ounce package costs$9.36. Which package is the best buy?
Answer:
Thanks
Step-by-step explanation:
Thanks
Can i have hewp pweese?
Answer:
9:12
Step-by-step explanation:
Answer:
the answer is Less than "<"
Step-by-step explanation:
when you reduce both ratios you get 6:9=2:3 and 9:12=3:4
2:3<3:4
Which polynomial is prime?
O 3x³ + 3x² - 2x - 2
O 3x³ − 2x² + 3x − 4
-
O
4x³ + 2x² + 6x + 3
O
4x³+4x²-3x - 3
Answer:
B
Step-by-step explanation:
a prime polynomial is one which does not factor into 2 binomials.
its only factors are 1 and itself
attempt to factorise the given polynomials
3x³ + 3x² - 2x - 2 ( factor the first/second and third/fourth terms )
= 3x²(x + 1) - 2(x + 1) ← factor out common factor (x + 1) from each term
= (x + 1)(3x² - 2) ← in factored form
--------------------------------------------------
3x³ - 2x² + 3x - 4 ( factor the first/second terms
= x²(3x - 2) + 3x - 4 ← 3x - 4 cannot be factored
thus this polynomial is prime
----------------------------------------------------
4x³ + 2x² + 6x + 3 ( factor first/second and third/fourth terms )
= 2x²(2x + 1) + 3(2x + 1) ← factor out common factor (2x + 1) from each term
= (2x + 1)(2x² + 3) ← in factored form
-------------------------------------------------
4x³ + 4x² - 3x - 3 ( factor first/second and third/fourth terms )
= 4x²(x + 1) - 3(x + 1) ← factor out common factor (x + 1) from each term
= (x + 1)(4x² - 3) ← in factored form
--------------------------------------------------
the only polynomial which does not factorise is
3x³ - 2x² + 3x - 4
Which of the following statements is not true?
Choose the incorrect statement below.
The three-part inequality - 1 <-3x ≤ 1 is equivalent to -5x<
15x2
<3 is equivalent to -6≤5-x<6.
The three-part inequality - 3s-
OD. The three-part inequality -7≤11-x<7 is equivalent to 4 < x≤ 18.
OA.
OB.
C.
The three-part inequality -5s-10x<5 is equivalent to
5-x
...
The incorrect statement is:
B. The three-part inequality - 5x < 15x^2 < 3 is equivalent to - 6 ≤ 5 - x < 6.
In the given statement, there is an error in the inequality. The correct statement should be:
The three-part inequality - 5x < 15x^2 < 3 is equivalent to - 6 ≤ 5 - x and 5 - x < 6.
When solving the three-part inequality - 5x < 15x^2 < 3, we need to split it into two separate inequalities. The correct splitting should be:
- 5x < 15x^2 and 15x^2 < 3
Simplifying the first inequality:
- 5x < 15x^2
Dividing by x (assuming x ≠ 0), we need to reverse the inequality sign:
- 5 < 15x
Simplifying the second inequality:
15x^2 < 3
Dividing by 15, we get:
x^2 < 1/5
Taking the square root (assuming x ≥ 0), we have two cases:
x < 1/√5 and -x < 1/√5
Combining these inequalities, we get:
- 5 < 15x and x < 1/√5 and -x < 1/√5
Therefore, the correct statement is that the three-part inequality - 5x < 15x^2 < 3 is equivalent to - 6 ≤ 5 - x and 5 - x < 6, not - 6 ≤ 5 - x < 6 as stated in option B.
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• A ladder of length 5 m is placed against a vertical
wall with its foot 1.8 m away from the base of the
wall. How far up the wall does the ladder reach?
Answer:
Your answer......4.66m
AC=√AB^2- BC^2
=√(5)^2-(1.8)^2
=4.66
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Answer:
Step-by-step explanation:
length = 5 m
height = 1.8 m
The triangle that it formed is given in the figure,
Now first we have to find angle A,
sin(A) =perp/hyp = 1.3/5 = 0.26
now we get ,
Angle A = 15 degree
now using ,
tan(15) = perp/base = 1.3/distance
distance = 1.3/tan(15)
distance =1.3/0.27
distance = 4.8 m
For a particular clothing store, a marketing firm finds that 16% of $10-off coupons delivered by mail are redeemed. Suppose six customers are randomly selected and are mailed $10-off coupons. What is the expected number of coupons that will be redeemed?
The expected number of coupons that will be redeemed is 0.96.
Given data:
To find the expected number of coupons that will be redeemed, multiply the probability of redemption for a single coupon by the number of coupons distributed.
Given that 16% of $10-off coupons delivered by mail are redeemed, the probability of redemption for a single coupon is 0.16.
Since six customers are randomly selected and mailed coupons, the number of coupons distributed is 6.
Therefore, the expected number of coupons that will be redeemed is:
Expected number of redeemed coupons = Probability of redemption * Number of coupons distributed
= 0.16 * 6
= 0.96
Hence, the expected number of coupons is 0.96.
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Simplify the expression:
4h + 1 + h
Answer:
5h...................
The eight grade class is planning a trip to Washington, D.C. this spring. They need a minimum of 75 people to attend in order to reserve busses. If 1/3 of the 8th grade class plus 17 parent chaperones have signed up and this is enough to satisfy the requirement, how many students must be in the 8th grade class. You will need to set up an inequality and solve the inequality
174 number of students must be in the 8th grade class.
What is Inequality?A relationship between two expressions or values that are not equal to each other is called 'inequality.
Given that The eight grade class is planning a trip to Washington, D.C. this spring.
They need a minimum of 75 people to attend in order to reserve busses.
1/3 of the 8th grade class plus 17 parent chaperones have signed up and this is enough to satisfy the requirement,
We need to find the number of students must be in the 8th grade class
1/3x+17≤75
Subtract 17 on both sides
1/3x≤58
x≤174
Hence, 174 number of students must be in the 8th grade class.
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Find the approximate area of the shaded region. Use 3.14 for pi
The area of the shaded region of the rectangle is approximately 573.92 square feet.
What is the area of the shaded region?The figure in the image is that of a rectangle with a semi-circle inscribed in it.
The area of rectangle is expressed as:
Area = Length × Width
The area of semi-circle is expressed as:
Area = 1/2 × πr²
To determine the area of the shaded region, we simply subtract the area of the semi-circle from the area of the rectangle.
Area of shaded region = area of rectangle - area of semi-circle
Area of shaded region = ( Length × Width ) - ( 1/2 × πr² )
From the image:
Length = 40 ft
Width = 20 ft
Radius r = 12 ft
Plug the values into the above formula:
Area of shaded region = ( Length × Width ) - ( 1/2 × πr² )
Area of shaded region = ( 40 × 20 ) - ( 1/2 × 3.14 × 12² )
Area of shaded region = ( 800 ) - ( 226.08 )
Area of shaded region = 573.92 ft²
Therefore, the area is approximately 573.92 square feet.
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what is the value of m
The value of m<RQS as required to be determined in the task content is; 70°.
What is the value of m<RQS as required to be determined?It follows from the task content that the measure of angle RQS is to be determined as required.
Recall, the measure of the central angle subtended by an arc is twice that which it subtends at any point on the circumference.
Therefore, m<RPS = 2 • m<RQS.
m<RQS = 140°/2
m<RQS = 70°.
Ultimately, the measure of angle RQS are; 70°.
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which grows at the fastest rate for increasing values of x
\(f(x)=4*2^x\\h(x)=9x^2+25\\\\g(x)=15x+6\)
The function that grows at the fastest rate for increasing values of x is f(x) = 4×2ˣ.
We can see this by comparing the growth rates of the three functions for larger and larger values of x.
As x gets larger, the exponential function f(x) grows much faster than the other two functions, which are both polynomial functions.
if we plug in x = 10, we get:
f(10) = 4×2¹⁰ = 4×1024 = 4096
h(10) = 9×10² + 25 = 925
g(10) = 15×10 + 6 = 156
As we can see, f(10) is much larger than h(10) and g(10), indicating that f(x) grows at a much faster rate than the other two functions.
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I need it done very quick pls help