SOLUTION: At which points does the graph of f(x)=x^2+4x-5=0 intersect the x-axis?

SOLUTION: At which points does the graph of f(x)=x^2+4x-5=0 intersect the x-axis?

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Question 47273: At which points does the graph of f(x)=x^2+4x-5=0 intersect the x-axis?
Answer by 303795(602) (Show Source): You can put this solution on YOUR website!

Factorise

ie x=-5 or x=1
Therefore the graph intersects the x axis at -5 and at 1.
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