Math, asked by khusbusimu2007, 1 day ago

Multiply: (3m+5)(3m-5)

Answers

Answered by lakshyakhatri3163

2

Answer:

put identity a²-b² = (a+b)(a-b)

•) so, (3m+5)(3m-5) = (3m)²-(5)² = 9m²-25 ans.

Step-by-step explanation:

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Answered by dayanidhisharma19

1

Answer:

9m²-25

Step-by-step explanation:

(3m+5)(3m-5)

3m(3m-5)+5(3m-5)

9m²-15m+15m-25

9m²-25

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