1. For the function shown below, use synthetic division to evaluate whether x = -2 and x = 2 are bounds to the zeros. Show all work and explain the answer. 2. For the function shown below, use synthetic division to evaluate whether x = -4 and x = 4 are bounds to the zeros. Show all work and explain the answer.
3. For the function shown below, use synthetic division to evaluate whether x = -1 and x = 2 are upper or lower bounds to the zeros. Define whether each value is an upper or lower bound. Show all work.
4. Find the real zeros of the function below. Show all work and explain each step.
5. In your own words, explain how the upper and lower bounds of a function can assist in finding the function's zeros. Provide two to four sentences.