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If I(m) = int0^pi ln(1-2m cos x + m^2)dx...

If `I(m) = int_0^pi ln(1-2m cos x + m^2)dx`, then I(1)=

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FIITJEE-TEST PAPERS-MATHEMATICS
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  3. If I(m) = int0^pi ln(1-2m cos x + m^2)dx, then I(1)=

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