n a class of 25 students, find the total number of ways to select two representatives, if a particular person is never selected.Choices:- 256 276 225 290
Question
Solution 1
The problem is a combination problem. We are choosing 2 representatives from a class of 25 students, but one particular person can never be selected.
So, we are actually choosing 2 representatives from 24 students (25 - 1 = 24).
The formula for combinations is C(n, r) = n! / [(n-r)! * r!], where Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
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