Which function has an inverse that is a function?

a. b(x) = x2 + 3

b. d(x) = -9

c. m(x) = -7x

d. p(x) = |x|

The number of electoral votes each state is assigned is determined by the size of its population every ten years. the chart shows the number of electoral votes california was assigned each decade of the past century. what is the 3rd quartile of the data?

What percent of the circle below is shaded?

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?