Ineed with two algebra problems !
what is (f+g)(x)?
f(x) = 8x^2 + 16x + 6
g(x) = x^3 - 3x^2 - 9
(f+g)(x)= ?
(multiplication)
what is (f x g)(x)?
f(x) = x^3 - 4x +2
g(x) = x^2 + 2
(f x g)(x)?
for the !

Acircle has a circumference of 28.36 units what is the diameter of the circle

Solve the equation. 2x - 8(x+1)= 6(2x - 3)

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x