Suraj watched a hovercraft take off from a platform. The height of the hovercraft (in meters above the ground) ttt minutes after takeoff is modeled by h(t)=-4t^2+8t+32 Suraj wants to know when the hovercraft will reach its highest point.
1) Rewrite the function in a different form (factored or vertex) where the answer appears as a number in the equation.
2) How many minutes after takeoff did the hovercraft reach its highest point?

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

What is the frequency of the sinusoidal graph?