Math, asked by itumbasar4744, 5 months ago

(3/4a-2/9b)² solve the question given

Answers

Answered by Mal555
3

Answer:

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Step-by-step explanation:

(3/4a-2/9b)^2

=>(3/4a)^2+(2/9b)^2-2*(3/4b)*(2/9b)

=>9/16a^2+4/81b^2-1/2b

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