(a+b)³-3ab(a+b) Factorise
nariseamalavathi:
is it okk
Answers
Answered by
7
Step-by-step explanation:
(a+b)³-3ab(a+b)=0
a³+b³+3a²b+3ab²-3a²b-3ab²=0
a³+b³=0
(a+b)(a²+b²-ab)=0
it is the formula for a³+b³
Answered by
4
Step-by-step explanation:
it is right
first check your formula
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