A rectangle has a perimeter of 20m. Let x m be the length of one side. Find a formula for the area A of the rectangle in terms of x. Hence find the maximum area of A

Most Active
Answered
Newest
Most Votes

A rectangle has a perimeter of 20m. Let x m be the length of one side. Find a formula for the area A of the rectangle in terms of x. Hence find the maximum area of A

A positive charge of 3 nC is placed at the origin and a positive charge of 6.75 nC is placed on the x-axis 5 cm. A positive test charge of 2 nC is placed on the x-axis a distance d, between...

At first , I got 68 3/4 , then I got 14 , now the calculator is telling my 550 in to the 3rd power. I don't understand

Negative one times the sum of twice a number and 3 is equal to two times the difference of -4 times the number and 3. what is the number?

1. –1 ≤ x – 3 ≤ 5 2.–2x – 5 < –2 or x – 3 < –10

TRAIN TRAIN TRAIN TRAIN TRAIN

Form a Polynomial function f(x) with real coefficients having the given degree and zeros

Let f(x) = 3x and g(x) = x^2 + 2. What is (g ○ f)(-3), or g(f(-3))?

Let f(x) = x^3 - 1 and g(x) = 3x. What is (g ○ f)(-2), or g(f(-2))? Let f(x) = x^3 - 1 and g(x) = 3x. What is (g ○ f)(-2), or g(f(-2))?

Has to do with trig and sin cos and tan. I dont know how to draw the triangle or answer the question

Let f(x) = x^2 - 1 and g(x) = 2x. What is (g ○ f)(4), or g(f(4))?

a. What is the slope (m)? b. Find the y-interept (b). c. What is the equation of this line? d. Find the equation of a line perpendicular to this one through the point (1,1) e. Graph...

the ramirez family and the gonzales family each used their sprinklers last summer. The Ramirez family sprinkler was used for 35 hours.the gonzales Family sprinkler was used for 15 hours. There was...

How come when a group of people holding hands touch a fence, why does everyone receive an electric shock, surely the electricity should ground on the first person and he should be the only one electrocuted...

plz help help help

boxboxbxoxboxbxoxbxboxobxoxbxobxoxooxboxobxboox

This is related to my electrical class. Parallel and series circuits.

mehmehmehmehmehmehmehmehmehmehemh

I need at least three examples on how it effected people

A cube shaped block has edges that are 3 inches long. A larger block has edges that are twice as long. Compare the surface area of the smaller block to the surface area of the larger block....