Astudent government has 5 positions to fill and there are 9 candidates running for any one of the positions. how many different possibilities are there for the 5 positions?
a. 10
b. 15,120
c. 1,250
d. 115

He solved it using N!/(N-R)! N being 9 and 5 being R.

hope it

step-by-step explanation:

x^(1/6) · x^(1/6) · x^(1/6)   ·x^(1/6) = x^(4/6)   since we add the exponents

4/6 can be simplified to 2/3

the simplified form is x^(2/3)

b i think

step-by-step explanation:

not really sure