Mathematics
Factorise :
m(x - 3y)2 + n(3y - x) + 5x - 15y
Factorisation
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Answer
Given,
m(x - 3y)2 + n(3y - x) + 5x - 15y
= m(x - 3y)2 - n(x - 3y) + 5(x - 3y)
= (x - 3y)[m(x - 3y) - n + 5]
= (x - 3y)(mx - 3my - n + 5).
Hence, m(x - 3y)2 + n(3y - x) + 5x - 15y = (x - 3y)(mx - 3my - n + 5).
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