Question

without using a calculator, list end behavior and x- and y- intercepts of the function f(x)= (x+2)(x-2)(x+5)(x-5)(x+7)

Answer 1

(×^2-4)(×^2-25)(×+7)
(×^4-25×^2-4×^2+100)(×+7)
(×^4-29×^2+100)(×+7)
×^5+7×^4-29×^3-203×^2+100×+700