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If |(""^(9)C(4),""^(9)C(5),""^(10)Cr),("...

If `|(""^(9)C_(4),""^(9)C_(5),""^(10)C_r),(""^(10)C_(6),""^(10)C_(7),""^(11)C_(r+2)),(""^(11)C_(8),""^(11)C_(9),""^(12)C_(r+4))|=0`, then the value of r is equal to a)3 b)4 c)5 d)6

A

3

B

4

C

5

D

6

Text Solution

Verified by Experts

The correct Answer is:
C
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