Roots of Polynomials

What is the factored form of the function graphed?

• y = -(x+6)(x-5)(x-8)

• y = -(x-6)(x+5)(x+8)

• y = -(x-5)(x-8)

• y = -(x+6)(x-5)

Which quadratic graph has imaginary roots?

• 
• 
• 
• 

What are the zeros of the polynomial function?

• -2, 7 multiplicity 3

• -2, 7, 3

• 2, -7 multiplicity 3

• 2, -7, 3

What are the

zeros of the polynomial

y = 5(x + 4)(x + 1)(x - 3)?

• -4, -1, 3

• 3, 5, 4, 1

• 4, 1, -3

• 3, -4, -1, 5

A polynomial function has zeros at -1,2, and 7 (all multiplicity of 1). Write a function rule that could represent this function.

All imaginary roots comes in pairs.

• True

• False

What is the degree of the following polynomial that has 4 real roots and 2 complex roots?

• 4

• 2

• 8

• 6

Which root has a multiplicity of 2?

• -1

• 2

• 4

• -4

• 2

• 1

• 4

• 3

What is the multiplicity of the zero x=-5 for the function f\left(x\right)=x^2\left(x-1\right)^4\left(x+5\right)?

• 1

• 2

• 3

• 4