Sketch a graph
Identify the degree of the polynomial. If you expanded the polynomial, what would the highest power of
Does the curve bounce or cross at each of the
Recall that the negative sign in the front creates a vertical reflection.
Do not use a calculator! Sketch a prediction of what you think the curve looks like.
Then, use a graphing calculator to check your prediction. Correct any errors you might have made.
Remember that making mistakes and identifying and correcting them is how you build brain cells.