SOLUTION: Can someone help me with this? I need to Find the minimum y-value on a graph of y=f(x) F(x)=x^2+8x-1 What is the minimum y-value? Y=

Question 764779: Can someone help me with this? I need to Find the minimum y-value on a graph of y=f(x)
F(x)=x^2+8x-1
What is the minimum y-value? Y=

Found 2 solutions by dkrall, rothauserc:
Answer by dkrall(2) (Show Source): You can put this solution on YOUR website!
you need to convert it to vertex form: y=a(x-h)^2+k, which is y=(x+4)^2-17
Vertex is (-4,-17), so the minimum y-value is -17
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
Let's look at the graph of F(x)=x^2+8x-1

The minimum y-value looks to be -17

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