<span>8*2N = 16N
so </span><span>Coefficient is 16
answer
16</span>
Answer:

Step-by-step explanation:
we know that

therefore
The expression in the form
is equal to

where
k=16
n=2
Answer: (-0.3) + 0.9= 0.6
Step-by-step explanation:
This is combination problem since the order or arrangement matters. This is easily solvable with your scientific calculator. The formula would be nCr, where n is the total number of persons, and r is the number of persons in a group. So, using your calculator,
7C3 = 35
There can be 35 different groups.