SOLUTION: Find the axis of symmetry. y = x^2 + 7x + 4

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Question 96022: Find the axis of symmetry.
y = x^2 + 7x + 4

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
To find the axis of symmetry, use this formula:



From the equation we can see that a=1 and b=7

Plug in b=7 and a=1


Multiply 2 and 1 to get 2


So the axis of symmetry is or (in decimal form)

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