Math, asked by mohanbaidya6657, 3 months ago

39x3 (25x2 – 49) by 13x2 (5x + 7)

Answers

Answered by dolemagar

0

Step-by-step explanation:

39×3(25x²-49)

13×2(5x+7)

=3×3(5x+7)(5x-7)

2(5x+7)

=9(5x-7)/2

=4.5(5x-7)

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