Answer:
0.2397
Step-by-step explanation:
Given data:
fX(x) = Cxe^(−x/2) if x >0 0 otherwise, where C > 0 is some constant.
The probability that the system functions for at least 5 months
= 0.2397
attached below is a detailed solution
1.772453850905516027298167...
Answer: 34.3%
Step-by-step explanation:

To find the percent, divide then multiply by 100:

Answer:
may you show us the pic so we can help?
Step-by-step explanation:
In order for this to be solved we need to know the angle of each side. This question cannot be solved unless you show us the Diagram. I'll be happy to help once that is settled<span />