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Home › AP EAPCET (Engineering) › Mathematics › Permutations and Combinations › The value of 5C0 + 5C1 + 5C2 + 5C3 + 5C4 + 5C5 is

The value of 5C0 + 5C1 + 5C2 + 5C3 + 5C4 + 5C5 is

A25
B10
C120
D32
Answer & Solution
Correct answer: D. 32
The sum of all nCr for r = 0 to n is 2^n, so for n = 5 it is 32.
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