SOLUTION: 8.
Use the following equation to answer the following question.
y = x^2 - 2x - 15
What is the equation of the axis of symmetry?
A. x = -1
B. x = 1
C. y = -1
D. y
Algebra.Com
Question 792012: 8.
Use the following equation to answer the following question.
y = x^2 - 2x - 15
What is the equation of the axis of symmetry?
A. x = -1
B. x = 1
C. y = -1
D. y = 1
Answer by waynest(281) (Show Source): You can put this solution on YOUR website!
y = x^2 - 2x - 15
y = x^2 - 2x + (2/2)^2 - (2/2)^2 - 15
y = x^2 - 2x + 1 - 1 - 15
y = (x -1)^2 - 16
axis of symmetry: x = 1
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