Math, asked by lamya948, 1 year ago

Can any one help me with this question

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Answered by Curious11
1
this is your answer bro
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Curious11: can u Mark my answer as brainliest
lamya948: Thanks for your help
Curious11: please
lamya948: How to fo that
Answered by RONITSWAGS
0
13x^2 - 13 y^2 + 7z^2
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