(4x-3y)²-6(4x-3y)(z+7)-27(z+7)² factorize
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Answer:
Step-by-step explanation:
Group and factor out the greatest common factor (GCF), then combine.
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Step-by-step explanation:
let (4x-3y)=a and (z+7)=b then
the equation will be
a^2-6ab-27b^2
by middle term splitting
a^2-9ab+3ab-27b^2
a(a-9b)+3b(a-9b)
(a+3b)(a-9b)
after putting the values of a and b
([4x-3y)+3(z+7)][(4x-3y)-9(z+7)]
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