Roots vs Zeros

Determine the zeros and their possible multiplicity; check all that apply

If the graph of a function crosses the x-axis, what does that mean about the multiplicity of that zero?

• Even

• Odd

• None

Tags

CCSS.HSF-IF.C.7C

Solve

• b=4/5, b=3

• b=4, b=-3

• b=1/5, b=3

• b=4/5, b=-3

Tags

CCSS.HSA-REI.B.4B

Which of the following is a solution to -x²-2x+8=0?

• (-1,9)

• (0,8)

• No solutions

• (-4,0)

(x - 5)(x - 2) = 0

• x = -5 and 2

• x = 5 and 2

• x = 5 and -2

• x = -5 and -2

Tags

CCSS.HSA-REI.B.4B

How many complex zeros are there in the following polynomial? f(x) = 5x - 4x³ + 6x² + 2

• 5

• -4

• 6

• 3

• 2

Tags

CCSS.HSN.CN.C.9

Write a polynomial function of least degree with the given zeros.

• A

• B

• C

• D

Tags

CCSS.HSA.APR.B.3

Determine the linear factor according to the given graph. Assume the function has degree 2.

• (x - 1)(x + 2)

• -(x - 1)(x + 2)

• (x + 1)(x - 2)

• -(x + 1)(x - 2)

Tags

CCSS.HSA.APR.B.3

Find all real solutions of the polynomial equation x³ - 3x² - x + 6 = 0

• x = 2, ½ ± √3/2

• x = -2, ½ ± √13/2

• x = 1, ½ ± √13/2

• x = 2 ½ ± √13/2