How do you enter binompdf on TI-84?

To enter the binompdf function on a TI-84 calculator, first press the 2nd button, then VARS to access the DISTR menu. Scroll down to select A:binompdf( and hit ENTER. You will then input the number of trials (n), probability of success (p), and the number of successes (x) in the format binompdf(n, p, x), followed by closing the parentheses and pressing ENTER to get the result.