12C3 means nCr
You have 12 items of which you want to choose 3 and the order in which you choose them does not matter.
n! 12! 12! 479001600
---------- = -------- = ------- = ----------------- = 220
(r!(n-r)! 3!(12-3)! 3!(9!) 21177280
Answer:
144
Step-by-step explanation:
144/9=16
Answer:
Yes, you are as far as I can tell it looks right to me,
Answer:
all real numbers
Step-by-step explanation:
I cannot exactly explain it since you could geta. multitude of different answers for the problem
Answer:
3(8-4x) < 6(x-5)
24-12x < 6x-30
24+30 < 6x+12x
54 < 18x
54\18 < x
3 < x
It means the ans is option no. b