Fill in the blanks below in order to justify whether or not the mapping shown represents a function
Set A
Set B
9
3
7
5
The mapping diagram above
Va function since
where there

How do i do this activity, is appreciated

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?

How are algebraic expressions evaluated using substitution?