Mathematics
Factorise :
xy2 + (x - 1)y - 1
Factorisation
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Answer
xy2 + (x - 1)y - 1
= xy2 + xy - y - 1
= (xy2 + xy) - (y + 1)
= xy(y + 1) - 1(y + 1)
= (y + 1)(xy - 1)
Hence,xy2 + (x - 1)y - 1 = (y + 1)(xy - 1)
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Factorise :
xy2 + (x - 1)y - 1
5 Likes
xy2 + (x - 1)y - 1
= xy2 + xy - y - 1
= (xy2 + xy) - (y + 1)
= xy(y + 1) - 1(y + 1)
= (y + 1)(xy - 1)
Hence,xy2 + (x - 1)y - 1 = (y + 1)(xy - 1)
Answered By
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