The area of a rectangle is (27x5 + 9x4 - 18x3) square feet. the width of the rectangle is 9x2 feet. what is the width of the rectangle?

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

Find the maximum value of p= 4x + 5y subject to the following constraints :

Use the ratio test to determine whether ∑n=14∞n+2n! converges or diverges. (a) find the ratio of successive terms. write your answer as a fully simplified fraction. for n≥14, limn→∞∣∣∣an+1an∣∣∣=limn→∞.