4/7 < 1 because 4/7 is less than 1
3r+n2−r+5−2n+2<span />=3r+n2+−r+5+−2n+2=3r+n2+−r+5+−2n+2<span />=(n2)+(−2n)+(3r+−r)+(5+2)<span />=n2+−2n+2r+7<span /><span />
=n2−2n+2r+7
Answer:
10700 to the 7 power ould be your answer
Step-by-step explanation:
10700
Answer:
0.5 or 50%
Step-by-step explanation:
For any given value of 'x' representing the time between arrivals of two customers. If 0 < x <120, then the cumulative distribution function is:

Therefore, the probability that the time between the arrivals of two customers will be more than 60 seconds is determined by:

The probability is 0.5 or 50%.