Math, asked by jaspreetsingh1150, 11 months ago

5a2-(2b-7c)(2b+7c)solveit and get 10 points

Answers

Answered by rkvg70

1

Step-by-step explanation:

5a2-(2b-7c)2b+7c)

*solution*

5a2-(2b^2-7^2)

5a2-4b2-49

5a2-4b2-49

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