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11-02-2019
Mathematics

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y=x^2+4x-5 what is the axis of symetry

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11-02-2019

Answer:

axis of symmetry: x= -2

Step-by-step explanation:

axis of symmetry = - (b/2a) ( a is the coefficent of x^2, b is that of x)

so a=1, b=4

- (b/2a) = - (4/2) = -2

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