Which quadratic function has a smaller maximum value? Explain your reasoning. Quadratic function 1 can be modeled by the equation y=-x^2-4x+2. Quadratic function 2 has zeros at x=0 and x=4 with a maximum vertex. I need help on the second part please.

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

Which expression gives you the distance between the points (5,1)and(9,-6)

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?