write the value of
please help me out anyone
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subha70:
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(xa / xb)a+b * (xb/xc)b+c * (xc /xa) c+a
= (xa-b)a+b * (xb-c)b+c * (xc-a)c+a
= xa2 - b2 * xb2 -c2 * xc2 -a2
= xa2 -a2 +b2-b2 +c2-c2
= x0
= 1
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