Question

The graph of which function will have a maximum and a y-intercept of 4?

f(x) = 4x2 + 6x – 1
f(x) = –4x2 + 8x + 5
f(x) = –x2 + 2x + 4
f(x) = x2 + 4x – 4

Answer 1

Answer:

its f(x) = –x^2 + 2x + 4

Step-by-step explanation:

$f(x)=-x^2+2x+4$

$f(0)=-0^2 +2 x 0 +4\\f(0)=4$

Answer 2

Answer:

C

Step-by-step explanation:

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