Math

Factor and check 1x^2 - 3x - 4 = 0

Asked by AnneS2 on 30 Jul 08:33

Last updated by anonymous on 31 Jul 15:10

1 Answers

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Answered by CherieS on 31 Jul 15:10

1x^2 - 3x - 4 = 0

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

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

Check:

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

(x)(x) (x)(1) (-4)(x) (-4)(1)=0

x^2 +x -4x -4=0

x^2 -3x -4=0