Review for Algebra 2A Semester Exam

Select a polynomial function with the following zeros and multiplicities:

x = -4, multiplicity: 2

x = 5, multiplicity: 3

Mathematical Equivalence

ON

• The function touches the x-axis and turns around at x = -5 and crosses at x = 3 and x = 8.

• The function crosses the x-axis at x = -5 and touches the axis and turns around at x = 3 and x = 8.

• The function touches the x-axis and turns around at x = 3 and crosses the x-axis at x = -5 and x = 8.

• The function crosses the x-axis at x = -5 and -3 and touches the x-axis and turns around at x = 8.

Mathematical Equivalence

ON

A graph of a function is shown. The function has one relative maximum and two relative minima. What is the smallest degree this function could have?

• 5

• 4

• 3
• 2