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Sum of series S=n∑r=03r+4⋅ nCrr+4C4+3∑r=03r⋅ n+4Crn+4C4 |
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Answer» Sum of series S=n∑r=03r+4⋅ nCrr+4C4+3∑r=03r⋅ n+4Crn+4C4 |
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