Question

(3a+2b)×(9a^2+4b^2)×(3a-2b)

Answer 1

We use the equation - $(a + b)(a - b) = (a^2 - b^2)$

$(3a + 2b)(3a - 2b)(9a^2 + 4b^2)\\(9a^2 - 4b^2)(9a^2 + 4b^2)\\(81a^4 - 16b^4)$

Answer 2

Step-by-step explanation:

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