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If a(1/b+1/c),b(1/c+1/a),c(1/a+1/b) are in A.P., prove that a, b, c are in A.P.
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Jan 9, 2021
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Class 11
by
kratos
If a(1/b+1/c),b(1/c+1/a),c(1/a+1/b) are in A.P., prove that a, b, c are in A.P.
arithmetic progression
class-11
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