Understand the absolute value function


1. Plot enough points to create a graph of y = abs (x – 3)

2. Solve for x: | x – 7 | = 50


Understand the equation of a circle


1. Solve the following equation for y: x² + y² =4
2. Plot enough points to create an accurate sketch of x²+ y²=144



Understand the equation of an ellipse


1. Solve the following equation for y:


2. Plot enough points to create an accurate graph of