Unit Test — Unit test Answers

The graph of is transformed as shown in the graph below. Which equation represents the transformed function?

What is the solution to the inequality ?

Based on the family the graph below belongs to, which equation could represent the graph?

The quantity q varies inversely with the square of m and directly with the product of r and x. When m is 4 and the product of r and x is 8, q is 2.5. What is the constant of variation?

The potential energy of an object varies jointly with the mass of the object and the height of the object off the ground. A 25-kg object has 980 joules of potential energy when it is 4 meters off the ground. Another object has 150 joules of potential energy at 3 meters off the ground. What is the mass of the second object? Round to two decimal places.