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If pth, qth, rthterm of an AP are a, b, c respectively then show that a(q-r) +b(r-p)+c(p-q)=0 |
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Answer» If pth, qth, rthterm of an AP are a, b, c respectively then show that a(q-r) +b(r-p)+c(p-q)=0 |
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