Math

x^2 - 16 = 0

Asked by AnneS2 on 01 Apr 05:11

Last updated by anonymous on 02 Apr 19:53

1 Answers

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Answered by CherieS on 02 Apr 19:53

x^2 - 16 = 0

(x )(x ) ( +4)( -4)

(x+4)(x-4)

Check:

(x+4)(x-4)

(x)(x) (x)(-4) (4)(x) (4)(-4)

x^2 -4x +4x -16

x^2 -16