Evaluate c(5,0)

a) 0

b) 1

c) 5


b) 1

There is 1 way to choose none of 5. The appropriate choice is

 B. 1

C(n, k) = n!/(k!(n-k)!)

C(5,0) = 5!/(0!(5-0)!) = 1/0! = 1/1 = 1 . . . . . 0! ≡ 1.

Step-by-step explanation:

so your correct

step-by-step explanation:

for the free

cross multiplying, we get :

⇒ (3) × (5) = (9) × (x)

⇒ 15 = 9x