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If (1)/(|a|)gt 1/b, then |a| le b, where...

If `(1)/(|a|)gt 1/b`, then `|a| le b`, where a & b are non-zero real numbers.

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RESONANCE-DPP-QUESTION
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  14. Let f(r) = sum(j=2)^(2008) (1)/(j^(r)) = (1)/(2^(r))+(1)/(3^(r))+"…."+...

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  16. -cos(A+B)cos(B-A) =

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