JEE Main Mathematics question

MathematicsBinomial TheoremJEE Main

If be the sum of coefficients in the expansion of , where , then the value of is

Answer: (D)

Solution

The sum of the coefficients is the value at : , so , taking so that the root is

See the full step-by-step solution

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

Create a free account

Question ID VK-021114