If x=-2 calculate the value of x3+x

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)