There are 11 students on the tennis team. The coach selects 3 of them to go to atennis clinic. In how many ways can he choose 3

Question

2 years ago

6

of the 11 students?

1 answer:

Komok [63] · Answer 1 · 2022-05-20T11:49:43+03:00

Answer:

165 ways

Step-by-step explanation:

Selection deals with combination

There are a total of 11 from which 3 are to be selected

11C3 = 11!/3!(11-3)!

= 11!/(3!x8!)

=(11x10x9x8!)/(3x2x8!)

=11x10x9/6

=11x5x3 = 165 ways