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Mathematics - Permutation & Combination Question with Solution | TestHub

MathematicsPermutation & CombinationnPr & nCrMedium2 min

MathematicsMediumsingle choice

The number of divisors of $2^{2} \cdot 3^{3} \cdot 5^{3} \cdot 7^{5}$ of the form $2 n + 1, n \in N$ is

Options:

Answer:

B

Solution:

Number of div. $(3 + 1) (3 + 1) (5 + 1) - 1 = 95$

Stream:JEESubject:MathematicsTopic:Permutation & CombinationSubtopic:nPr & nCr

⏱ 2m

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