11/01/21

Find a value a > 0 so that the graph of the exponential function f ( x ) = a x contains the point (2,1/4)
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11/01/21

If f(x) = x2 + x, find f(-3).
If f(x) = x2 + x, find f(-3).
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11/01/21

how many pounds of peanuts worth $.90 per pound must be added to 10 pounds of walnuts worth $.60 a pound to form a mixture worth $.80 per pound?
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11/01/21

Apply the distributive property to factor out the greatest common factor. 12+20=12+20=12, plus, 20, equals

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11/01/21

If 1 inch = 20 miles two cities are 9 inches apart on the map. what is the actual distance between the cities

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11/01/21

Answer this if you can
if 552 = 45159 what will be 426 =?
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11/01/21

Every year a man is paid $500 more than the previous year. If he receives $1700 over four years, what was he paid in the first year?

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11/01/21

Mathematics Proof
Prove that 67n+17 cannot be a perfect square for any three consecutive integers n.
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11/01/21

Let the polynomial p be defined by 𝑝(𝑥)=(𝑥+3)(𝑥−6)(𝑥−9).
Then p(x)=___9x^3+___x^2+__x+___*apply the distributive law twice*
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11/01/21

y -3 = 6/5(x - 5 )
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10/31/21

Brief Calculus.

Find dx/dt at x = 5 if y = -x2 + 4 and dy/dt = 1. dx/dt = .........................
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10/31/21

The product of two numbers is 18. If one number is 2. Find the other number
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10/31/21

How to factorize 4^{n+1}+2^{2n-1}?

I know the answer is 9(2^{2n-1}), but how do I get there? Step by step explanation please Thanks
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10/31/21

math I don't understand after going over it 100+ times
It took Brian hours to drive to a job interview. On the way home, he was able to increase his average speed by and make the return drive in only hours. Find his average speed on the return drive. more
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10/31/21

if C >0, |u| = c is rquivalent to ?
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10/31/21

if a <b then a+c=?
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10/31/21

blets were produced. Derive the number of tablets that the company could sell to make the same amount of profit?
The demand function for a tablet is given by the model p = 200 - 16x2 where p is measured in dollars per tablet and x is measured in millions of tablets. If it costs $50 to produce each tablet and... more
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10/31/21

Determine the equation in factored form for a quadratic function with x intercepts -2+√5 and -2-√5 containing the point (-4,5)
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10/31/21

A triangle has a perimeter of 44feet. If the three sides of the triangle are n, 3n−2, and 3n−3, what is the length of each side? Separate multiple answers with a comma.
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10/30/21

Find a polynomial function
Find a polynomial function f(x) of degree 3 with real coefficients that satisfies the following conditions.zero of 0 and zero of 2 having multiplicity 2; f(3)=12
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10/30/21

Use the​ power-reducing formulas to rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1.
9sin^4x = (simplify your answer. use integers or fractions for any numbers in the expression.)
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10/30/21

Construct a polynomial function with the following properties: third degree, 1 is a zero of multiplicity 1, −4 is the only other zero, leading coefficient is 5.
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10/30/21

standard deviation
A normal distribution has a mean of 10 and a standard deviation of 3. Use the​ 68-95-99.7 rule to find the percentage of values in the distribution between 10 and 13.What is the percentage of... more
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10/30/21

standard devation
Assume that a normal distribution of data has a mean of 25 and a standard deviation of 7. Use the 68−95−99.7 rule to find the percentage of values that lie below 4.
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10/30/21

Outside temperature over a day can be modeled as a sinusoidal function
Suppose you know the temperature varies between 45 and 55 degrees during the day and the average daily temperature first occurs at 10 AM. How many hours after midnight, to two decimal places, does... more
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