Multiplicity and Zeros

• 1

• 2

• 3

• 4

• 0

• 1

• -5

• -1

• -2
  

• 0

• -7

• 2

• 1

• 4

• 3

What does multiplicity of a zero mean?

• Look at the number of terms

• How many times the zero repeats

• Find the sum of all the coefficients

• Ratio your x and y

Find the zeros of the polynomial

If the there is a turning point on the x-axis, what does that mean about the multiplicity of that zero?

• Even

• Odd

• None

• 1

• 2

• 3

• 4

Which zero has an odd multiplicity?

• -4

• 4

• 2

• -2