Answer:
Step-by-step explanation:
(7*11)-(22/7*2^2)
77-(22/7*4)
77-88/7
77-12.57
64.43
the formula is
n!/(n-k)!)k!
remember 0! = 1
so
9!/(9!-0!)9! = 9!/9! = 1
B. 1
Answer:whut
