Question

Evaluate 6C3.

18
20
60
120

Answer 1

my guess and calculatiions are 20?

Answer 2

\[\huge\rm nC_r=\frac{ n! }{ r!(n-r)! }\]

Answer 3

n_C_r ;-^

Answer 4

20..?

Answer 5

6C3 = (6!)/((3!)((6-3)!))

Answer 6

yes ur answer is correct

Answer 7

:3