For the following polynomial function f(x)= x³ - 3x² - 2x + 2, find the lower bound within which all of the real zeros of the polynomial functions must lie. -4 -3.5 -2 -7

Find the zeros of each polynomial function. a. f(x)=x3x22x b. f(x)=2x4+2x2

The polynomial 6x2+15xy gives the cost, in dollars, of producing a rectangular container whose top and bottom are squares with side x feet and sides of height y feet. Find the cost of producing a box with x=5 feet and y=8 feet.

For the polynomial 8y43y2+1a. Is it a monomial binomial, or trinomial? b. What is its degree?