2. Sample Papers
  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main - Mock Test - 30

  • question_answer
    If \[^{16}{{C}_{r}}{{=}^{16}}{{C}_{r+2}}\]then the value of\[^{r}{{P}_{r-3}}\]is____.

    Answer:

    840


You need to login to perform this action.
You will be redirected in 3 sec spinner