If \( \mathrm{A} \) is the A.M. between \( a \) and \( b \), prove that
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(\mathrm{A}-a)^{2}+(\... VIDEO
If \( \mathrm{A} \) is the A.M. between \( a \) and \( b \), prove thathttps://bit.ly/YTAI_PWAP https://www.pw.live
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