Find the values of a and b that make the second expression equivalent to the first expression. Assume x>0 and y>0.

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

In trapezoid bath, ah=19.7 and et=16.1. identify be.

The area of a rectangle is 15+5y square feet. which of the following expressions could be the length of the sides of the rectangle, in feet a. 5 and 3y b. 5 and 3+y c. 5 and 5+y d. 3 and 5+3y