SOLUTION: find the x-intercepts of y=x^2+4x-5

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Question 367810: find the x-intercepts of y=x^2+4x-5

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,

y=x^2+4x-5 

find the x-intercepts 

0 = x^2+4x-5 

factoring

0 = (x+5)(x-1)

(x+5)=0

x = -5

(x-1)=0

x = 1

x- intercepts (-5,0) and (1,0)

graph%28+300%2C+300%2C-10%2C10%2C-10%2C10%2Cx%5E2+%2B+4x+-+5%29+