Find the intercepts and range of the function f(x)=x^2-6x+8. there will be two x-intercepts and one y-intercept. range must be form in interval notation.

Arational number that is equivalent to -20/4?

What is the value of the product (3-2i)(3+2i)?

Consider this expression and the steps to evaluate it. 4^5(−2)^9/4^8(−2)^3 1. apply the quotient of powers:      (−2)^a/4^b 2. evaluate powers:           c/d select the value of each variable. a = _ b = _ c = _ d = _