Nancy found that x=1 is one solution to the quadratic equation (x+2)2=a. What is the value of a?

-9
-3
3
9

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?

Which of the following scenarios demonstrates an exponential decay

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}