Hi

x^2+3x-4   Hint: +3 and  (-4)... factors are going to involve ± (I put + first)

(x+4)(x-1) = 0,    x is -4, 1

....

checking

F	First terms  x^2

O	Outside terms -1

I	Inside terms   4

L	Last terms    -4 

Answer by rothauserc(4718)   (Show Source): You can put this solution on YOUR website!
 factor x^2+3x-4 

first look at the factors of 4, 

we have 4, 1, 2 then 4 and 1 give us the desired result

x^2+3x-4 = (x+4) * (x-1)

 

Answer by MathLover1(20849)   (Show Source): You can put this solution on YOUR website!
 



 ....write  as 





 ...group





 ..factor

















 

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