Solve the question of and select the option from the choices A through D/E. Check your Answer and view the explanation.
nCr = n! r! × (n - r)!
100C97 = 100! 97! 3! /
= 100 × 99 × 98 × 97! 97! 3!
= 100 × 99 × 98 3 × 2 × 1
= 161700