Literally how do you do this

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Factor the polynomial expression x6 – x3 – 20

Which polynomial equation of least degree has -2, -2, 3, and 3 as four of its roots? (x + 2)(x - 3) = 0 (x - 2)-2(x + 3)3 = 0 (x-2 + 2)(x2- 3) = 0 (x + 2)2(x - 3)2 = 0