InterviewSolution
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InterviewSolution
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Let a=31/223+1 and for all n≥3, let f(n)= nC0⋅an−1− nC1⋅an−2+ nC2⋅an−3−…+(−1)n−1⋅a0. If the value of f(2007)+f(2008)=3k where k∈N, then the value of k is |
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Answer» Let a=31/223+1 and for all n≥3, let f(n)= nC0⋅an−1− nC1⋅an−2+ nC2⋅an−3−…+(−1)n−1⋅a0. If the value of f(2007)+f(2008)=3k where k∈N, then the value of k is |
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