Math, asked by thejas2, 1 year ago

3a(a+b+c)-2b(a-b+c)-4c(-a+b+c)

Answers

Answered by praveen55

1

3a^2+3ab+3ac-2ab+2b^2-2c+4ac-4cb-4c^2
3a+2b^2-4c^2+7ac+ab-4cb-2c

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