Which pair of numbers below are not opposites?
a. -4 and 4
b. 3 and -3 1/2
c. 2 and -2
d. -5.5 and 5.5
explain how you know.

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

What is the cube root of -1,000p^12q3? -10p^4 -10p^4q 10p^4 10p^4q

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?