The value of 4 {nC1 + 4 . nC2 + 42 . nC3 + ...... + 4n - 1} is :
0
5n + 1
5n
5n - 1
The value of 4 {nC1 + 4 . nC2 + 42 . nC3 + ...... + 4n - 1} is : | |
0 | |
5n + 1 | |
5n | |
5n - 1 |
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