The value of ^7C_0+2 ( ^7C_1+ ^7C_2+ + ^7C_6 )+ ^7C_7 is 2^m+n where m>7. Find m+n.

JEE Main Mathematics question

The value of is where . Find .

Answer: 6

Since , we get . The expression is

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

Question ID VK-020881