SOLUTION: how do you completely factor 10x^2-5x-5

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Question 673819: how do you completely factor 10x^2-5x-5
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

10x^2-5x-5 = 5(2x^2 -x-1)= 5(2x+1)(x-1)

check factoring of (2x^2 -x-1) using FOIL

F	First terms

O	Outside terms

I	Inside terms

L	Last terms