Which of the following best describes the velocity of an object? A B0 m/s
B 30 m east
C 30 m/s east
D 30 m/s2
Explain how you got the answer

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

Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.

Aplayer uses a hockey stick to push a puck at a constant velocity across the ice. the weight of the puck is 170 n. the coefficient of friction is 0.0600. with what force must the player push the puck so that his force just equals the frictional force? 28.3 n 0.999 n 0.102 n 0.0104 n