Math, asked by harjitkaur2353, 1 year ago

expand using suitable identity (-2x+5y-3z)sq

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Answered by hennry

8

question 7 also done..

Attachments:

hennry: question 7 a=1,b=-x

harjitkaur2353: ok

harjitkaur2353: can i repost 2 nd 3ques?

hennry: 3 already done

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