Explain what you would do first to simplify the expression below. Justify why, and then state the result of performing this step.

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Wrote and expression for the difference of p and 4

Answer each of the questions for the following diagram: 1. what type of angles are these? 2. solve for x. what does x equal? 3. what is the measure of the angles?