If ^5P_r= ^ 26 p_r-1, then the value of r is: - Vidyadip

MCQ

If $\ ^5\text{P}_\text{r}=\ ^{26}\text{p}_\text{r}-1, $ then the value of r is:

✓
10
B
3
C
0
D
None of these

✓

Answer

Correct option: A.

10

(B) 3

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