The function f (x) = -22 + 80 - 15 has which of the following features? Select the two correct answers. (1 point)
1. The extreme value of f(x)
is at (4, 1)
2. The graph of f(x) opens downward,
3. The extreme value of f(x) is a minimum,
4. The zeros of f (x) are (-5, 0) and (-3, 0).
5. The equation - (x + 5) (x + 3) = 0 is obtained by setting f (x) = 0 and
factoring the expression.

Multiple choice answer! PLEASE HELP !

What is the equation of the graph that represents f(x)=x^4 stretched vertically by 2 and shifted up 3 spaces

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