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If Cr denotes coefficient of xr in (1+x)99, then the value of C0−2C1+3C2−4C3+⋯−100C99 is |
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Answer» If Cr denotes coefficient of xr in (1+x)99, then the value of C0−2C1+3C2−4C3+⋯−100C99 is |
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