Which function has a vertex at (2,-9)?
f(x)=-(x – 3)2
f(x) = (x + 8)2
• f(x) = (x - 5)(x + 1)
flx) = -(x - 1)(x – 5)

In exponential growth functions, the base of the exponent must be greater than 1,how would the function change if the base of the exponent were 1? how would the fiction change if the base of the exponent were between 0and 1

Which of the following is an equation of a line parallel to the equation y=4x+1?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12