A frictionless spring with a 7-kg mass can be held stretched 1.8 meters beyond its natural length by a force of 70 newtons. If the spring begins at its equilibrium position, but a push gives it an initial velocity of 1.5 m/sec, find the position of the mass after t seconds.

Determine the maximum r-value of the polar equation r =3+3 cos 0

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these