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adoni [48]
3 years ago
14

Factorise x^2+6x-7 ?? Help please

Mathematics
1 answer:
Ber [7]3 years ago
7 0
x^2+6x-7=\\
x^2-x+7x-7=\\
x(x-1)+7(x-1)=\\
(x+7)(x-1)
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