Test SeriesFree PYQsExamsPricing

JEE Advanced Mathematics question

MathematicsBinomial TheoremJEE Advanced

is equal to

Answer: (C)

Solution

Multiply and divide by : . So

Sum=Missing argument for \frac\frac1{n!}({}^{n}+{}^{n}+{}^{n}+)=,

since the sum of odd-indexed binomial coefficients is for every . - (c) ✔ (holds for all ;

See the full step-by-step solution

Create a free account to read the complete working (3 steps), and practise questions like this in a timed test.

Create a free account

Question ID VK-108362