(SHOW YOUR WORK)10 POINTS 1. Find the gravitational potential energy for an object with a mass of 50 kg that is sitting on a table 2 meters above the floor.

2. What is the kinetic energy of a 4 kg object moving at 10 m/s?

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

What is the explicit formula for this sequence? -7, -4, -1, 2, a.) an = 8 + (b - 1)3 b.) an = -7 + (n - 1)3 c.) an = 3 + (n -1) (-7) d.) an = -7 + (n - )