14natpar
14natpar
15-05-2018
Mathematics
contestada
expand and simplify (x+3)(x-1)
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Faithl0326
Faithl0326
15-05-2018
(x+3)(x-1)
=x·×+x(-1)+3·x+3(-1)
=xx-x·1+3x-3·1
=x²+2x-3
Hope this helps :)
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