find b in terms of a and c , such that a, b, and c are in an A.P.
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vritikaladharh:
For what value of k are 2k, k+10 and 3k + 2 in A.P. ?
k+10-2k=3k+2-k-10 Therefore -k+10=2k-8 18=3k
k=6
OK THANK U...
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