Home
Class 12
MATHS
If .^(20)C(n+1) = ^ (n) C(16), then the...

If ` .^(20)C_(n+1) = ^ (n) C_(16)`, then the value of n is

A

7

B

10

C

13

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

If ""^(n)P_(4) = 24^(n)C_(5) then the value of n=

If .^(2n)C_(3):^(n)C_(3)=11:1 , find the value of n.

If 3^n is a factor of the determinant [[1,1,1],[n C_(1),(n+3) C_(1) ,(n+6) C_(1) ],[n C_(2) ,(n+3) C_(2) ,(n+6) C_(2)]] then the maximum value of n is

If "" ^(n)C_(5)= ""^(n)C_(10) , then find n ?

If .^(n)P_(5)=20 .^(n)P_(3) , find the value of n.

If ,^(n) P_r=^n P_(r+1) and ^n C_r=^n C_(r-1,) then the value of n+r is.

If n+2C_(8):n-2P_(4)=57:16 then the value of 'n' is

If ""^(n) P_(4)=20(""^(n)P_(2)) then find the value of n.

If '^(n)C_(12) = ""^(n)C_(8) then n is equal to

Let a, b, c be such that b(a+c) ne 0 . If |[a,a+1,a-1],[-b,b+1,b-1],[c,c-1,c+1]|+ |[a+1,b+1,c-1],[a-1,b-1,c+1],[(-1)^(n+2) a ,(-1)^(n+1) b ,(-1)^(n) c]|=0 then the value of n is