2.2 Polynomial Functions in Factored Form

Question 1

To find the degree…

Answer 1

Count the x’s in the equation

Question 2

Sign of leading coefficient

Answer 2

• Means positive or negative
• To find look at the first term in the equation

Question 3

x-intercepts

Answer 3

• To find make each expression equal to zero and isolate x

Question 4

y-intercepts

Answer 4

• To find substitute x=0 into the original equation

Question 5

Intervals

Answer 5

The x-intercepts of the graph

Question 6

To find the sign of intervals…

Answer 6

Plug in any number between your interval into the original equation