A particle moves along a line so that at time t, where 0 is less or equal to t less or equal to pi, its position is given by s(t) = -4cos(t)- (t^2/2) + 10. What is the velocity of the particle when its acceleration is zero?

Nscience we assume that the force of gravity behaves the same way beyond earth. using this assumptions, we can use the gravitational forces from the sun and moon to explain a: the tides b: a lunar eclipse c: the length of a day d: the revolution of the earth hurry i am timed : ) will give brainliest

Which amusement park ride utilizes periodic motion a.slide b.bumper cars c.giant swing d.roller coaster

The chanleys drove 112 miles ( or 7) on 4 gallons of gas. at this rate,how many mikes will they drive on 8 gallons