SOLUTION: Find the axis of symmetry. y = x^2 � x + 10 I am unsure of how to start this problem

SOLUTION: Find the axis of symmetry. y = x^2 � x + 10 I am unsure of how to start this problem

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Question 54811: Find the axis of symmetry.
y = x^2 � x + 10
I am unsure of how to start this problem
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Find the axis of symmetry.
y = x^2 � x + 10
Rewrite as:
x^2-x+? = y-10+?
Complete the square, to get:
x^2-x+1/4 = y-10+1/4
Factor to get:
(x-(1/2))^2 = y-(39/4)
The axis of symmetry is x=1/2
Cheers,
Stan H.

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