The amount of energy it takes to lift a box might be a function of which of the following?

a. the time of day that you are lifting it
b. the weight of the objects inside the box
c. the shape of the box

Given the equation    = 5, solve for x and identify if it is an extraneous solution

If the equation of a perpendicular bisector of a triangle is y = 2x + 7, what is the slope of the side that it is bisecting? explain how you know. 

Which statement is correct? the range of the graph is all real numbers greater than or equal to 0. the domain of the graph is all real numbers greater than or equal to 0. the range and domain of the graph are the same. the domain of the graph is all real numbers