Question

find the minimum y-value on the graph of y=f(x).
f(x)=x^2+8x-7
The minimum y-value is y=

Answer 1

Well the minimum would be -7. If you plug in 0 for x

Answer 2

Nope

Answer 3

sec
im factoring it

Answer 4

x+1 and x+7

Answer 5

Ive got -4 for x

Answer 6

So the answer would be(x+1)(x-7) That would be the minimum y value

Answer 7

No the answer is -23

Answer 8

thank you

Answer 9

thats how much the vertex moved down and the -4 is how much it moved left

Answer 10

Perfect thanx agian