Which of the following is equivalent to 8? 3 to the power of 2
2 to the power of 4
2 to the power of 3
4 to the power of 2

What are “like terms”? why can we only add like terms?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Pranza plotted point a in the coordinate plane below.