Question

In how many ways can a team of 5 persons be formed out of a total of 10 persons such that two particular persons should not be
included in any team?​

Answer 1

Answer:

Two particular persons should not be included in each team. i.e., we have to select 5 persons from 10-2 = 8 persons.

Step-by-step explanation:

Answer 2

Answer:

Ans=56

Step-by-step explanation:

we do not have to select 2 persons therefore remaining persons to be selected are,10-2=8

out of which we have to make a team of 5 members:

therefore,

no. of ways in which a team of 5 members can be formed out of 8 are:

⁸C₅ =⁸C₈₋₅ =⁸C₃

:8*7*6÷3*2*1

:4*7*2

:56