SOLUTION: Find the axis of symmetry Y = x^2 + 5x - 7 A) X = 5 B) X = -5 C) X = -5/2 D) x = 5/2 I have four answers but I do not understand how to get to this point, can anyone

SOLUTION: Find the axis of symmetry Y = x^2 + 5x - 7 A) X = 5 B) X = -5 C) X = -5/2 D) x = 5/2 I have four answers but I do not understand how to get to this point, can anyone

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Question 69469: Find the axis of symmetry
Y = x^2 + 5x - 7
A) X = 5
B) X = -5
C) X = -5/2
D) x = 5/2
I have four answers but I do not understand how to get to this point, can anyone help me out? Thank you
Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
This is a vertical parabola with the axis of symmetry going through the vertex.
v(-b/2a,f(x))
v(-5/2,f(x))
x = -5/2
(C)
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