a( a+b )³-3a²b( a+b )
can anybody help
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Answer:
a3(a+b3)
Step-by-step explanation:
a(a+b)^3-3a^2b(a+b)
a(a^3+b^3+3a^2b+3ab^b+b^3)-3a^3b-3a^2b^2
a^4+ab^3+3a^3b+3a^2b^2-3a^3b-3a^2b^2
a4+ab3
a3(a+b3)
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