Math, asked by likithr02, 3 months ago

Find the square of −3 by 7

Answers

Answered by itzbabydoll43

0

Answer:

$(3a + 7b) \\ = ( {3}^{2} ) \: + 2(3a)(7b) \: + (7 {b}^{2} ) \: \\ = 9 {a}^{2} + 42ab + 14 {b}^{2}$

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