To simplify 7C4 we use the combination formula given by:
nCr=n!/[(n-r)!r!]
thus:
In our case we shall have:
n=7 and r=4
7C4
=7!/[(7-4)!4!]
=5040/[6×24]
=5040/144
=35
The answer is 35
Answer:
They are Proportional because there will always be a 7 dollar difference
Step-by-step explanation:
Josh is paid 14
Tillery is payed 7$
The relation is proportional
Josh ||| Tillery
___________
14 ||| 7
16 ||| 9
18 ||| 11
20 ||| 13
Answer:
101
Step-by-step explanation:
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