Answer:

Step-by-step explanation:
we know that
<u><em>Combinations</em></u> are a way to calculate the total outcomes of an event where order of the outcomes does not matter.
To calculate combinations, we will use the formula

where
n represents the total number of items
r represents the number of items being chosen at a time.
In this problem

substitute

simplify



Answer: Can you translate for me? I don't know spanish.
Step-by-step explanation:
:)
Answer:
4
Step-by-step explanation:
w = 4 units
Answer:
b). (0, 4)
if you need an explanation, comment, and I will put one in for you :)
The sale taxes s 0.70. So it would be $9.45.