Math, asked by sarimans12, 6 hours ago

Multiply: (3a+4b)(3a-4b) + (2a+7b)(a-b)

Answers

Answered by js6326742

22

Answer:

Step-by-step explanation:

(3a+4b)(3a-4b)+ (2a+7b)(a-b)

9a^2-16b^2+2a^2-2ab+7ab+7b^2

11^2-9b^2+5ab

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