Acertain species of bacteria grows at a rate of 48% per day. there are 500 initially, therefore the equation is y = 500(1.48)t. write an equation for the amount of bacteria in terms of hours.

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?