JEE Advanced Mathematics question

MathematicsBinomial TheoremJEE Advanced

If , the coefficient of in the expansion of is

Answer: (C)

Solution

Write

=++.

Cover-up rule: - (put in the rest): . - (put ): . - (put ):

See the full step-by-step solution

Create a free account to read the complete working (6 steps), and practise questions like this in a timed test.

Create a free account

Question ID VK-108420