If `""^(15)C_(3r) `=` ""^(15)C_(r+3)`, find r.

A

3

B

4

C

5

D

8

Verified by Experts

The correct Answer is:

A

Similar Questions

Explore conceptually related problems

If ^(15)C_(3r)=^(15)C_(r+3), then find r

If ""^(50)C_(r) = ""^(50)C_(r+2) ,find r.

If ""^(15)C_(x)=""^(15)C_(x+3) , then find the value of X.

If ""^(49)C_(3r - 2) = ""^(49)C_(2r + 1) , find 'r'.

If ""^(15)P_(r-1): ""^(16)P_(r-2)=3:4 , find r.

If ^(15)C_(3r)=^(15)C_(r+3),f in dr

If ^15C_(3r) =^15C_(r+3) find r