Look at the diagram below, from the frame of reference of the person riding scooter a, what is the velocity of scooter b?

Let f(x) = x4- 8x2 . find the relativeextrema of this function using the second derivative test.

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z

The freezing and boiling point of a substance changes as the air pressure around it changes. for example, at a lower air pressure (higher altitude) it is easier for water molecules to escape from liquid into the air. in a high altitude city such as denver, colorado compared to a sea-level city such as houston, texas, water