Math, asked by sandeepchouhan08888, 2 months ago

Expand: [9a+(-2b)]2 using identity.

Answers

Answered by Anonymous

2

Step-by-step explanation:

81a^2+4b^2+2(9a)(-2b)=81a^2+4b^2-36ab

Answered by twinlightsparkle639

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