1.

If (1)/(a),(1)/(b),(1)/(c) are also in A.P. then prove that :(i) ((b+c))/(a),((c+a))/(b),((a+b))/(c)are also in A.P.(ii) ((b+c-a))/(a),((c+a-b))/(b),((a+b-c))/(c) are also in A.P.

Answer»

SOLUTION :N/a


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