If log(a) = 1.2 and log(b)= 5.6, what is log(ab)?
a. 6.72
b. 4.4
c. 6.8
d. not enough information to tell

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?