f(x)=4x²+24x-35

Answer 1

and ... ?

Answer 2

Find the minimum or maximum value of the function.

f(x)=4x²+24x-35

Answer 3

well, the vertex form of f(x) is
f(x) = 4(x+3)^2 - 71
so the vertex (minimum value) is at (-3,-71)