Hope it helps
I dont understand please help and explain. Thanks! 1+2i=
1 answer:
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Answer:
d) 330
Step-by-step explanation:
The number of ways can a dance instructor send 4 of her 11 students to summer dance program is C(11 , 4)
That is ways
by using formula
now simplification
=
after cancelling 7! and on simplification
=
after cancellation we get 330 ways
The number of ways can a dance instructor send 4 of her 11 students to summer dance program is 330