Math, asked by gokulavarshini, 1 year ago

9a^2 +27a factorise it with suitable identity

Answers

Answered by Shilpakarpagam

2

9a^2+27a
(3a)^2+27a
9a(a+3)

gokulavarshini: which identify did you use

Shilpakarpagam: You don't have to use an identity here.Just take 3a common

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