Answer:
nCr.
Step-by-step explanation:
That would be nCr,
For example
5C2 = 5! / 2! (5-2)!
= 5! / 2!3!
Answer:
option 3 or c
Step-by-step explanation:
idk add a graph
Tough call.
You may have to use Newton's Method or something like that.
Graph y=2^x and then graph n/x on the same set of axes. You may have to assign some arbitrary value to n to make this work. From the graph you can read off the approximate coordinates of the point of intersection.
It's letter C .
Hope this help :)