Each person shakes 7 hands, but once you count the handshake between A and B, you don't need to count the handshake between B and A. There are a total of 8*7/2 = 28 handshakes.
The question involved the concept of combination because the order of the friends being picked are not considered. There are a total of 8 friends and 5 out of them are picked.
8C5 = 56
Therefore, there are 56 ways.
Answer:
x
^2
y
√
3
y
Step-by-step explanation:
Simplify the radical by breaking the radicand up into a product of known factors, assuming positive real numbers.
Answer:
well,
Step-by-step explanation:
I guess free points then!
Answer: His answer is wrong
Explanation:
5(1/5^3) = 5(1^3/5^3) = 5(1/125)
5(5^3) = 5(125)
Let’s compare:
5(1/125) < 5(125)
Because 1/125 is smaller 125
Thus, it is not equal.
