Question

8 factorial over quantity 4 factorial times 4 factorial
A. 1
B. 70
C. 2!/4!
D. 700

Answer 1

\[8!/4!4!\]

Answer 2

so do i have to multiply together

Answer 3

sorry that was wrong I misread

Answer 4

you would have 8!/4!^2 = 70

Answer 5

clarification: (8*7*6*5)/(4*3*2*1) = 70
full clarification:

(8*7*6*5*4*3*2*1)/ [(4*3*2*1)(4*3*2*1)] so you can cancel out one set of 4! on bottom and take out the 4*3*2*1 on top leaving (8*7*6*5)/(4*3*2*1)