2.7 Practice - Find Zeros of Polynomial Functions

What is the degree of the given function?

• 2
• 3
• 4
• 5

Tags

CCSS.HSA.APR.A.1

How many solutions does this polynomial have?

• 5
• 4
• 3
• 2

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Name the double roots.

• x = {-1, 0, 2}
• x = {1, 0, 2}
• x = {-1, 2}
• x = {0}

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

What are the zeros of the function in the graph?

• (-1, 0) and (1, 0)

• (0, -1) and (0, 1)

• (0, -1)

• (-1, 0) and (1, 0) and (0, -1)

Tags

CCSS.HSA.APR.B.3

f(x)=(x+4)(x-3)(x-2)
List the zeros for this function.

• x=-4, x=3, x=-2
• x=-4, x=3, x=2
• x=-4, x=-3, x=2
• x=4, x=3, x=2

Tags

CCSS.HSF-IF.C.7C

Write the polynomial with the given zeros

• A

• B

• C

• D

Tags

CCSS.HSA.APR.B.3

Write a polynomial in factored form with zeros at x = 1, x = -1 x = 0

• (x - 1)(x + 1)

• x(x - 1)(x + 1)

• x²(x - 1)(x + 1)

• x(x - 1)(x - 1)

Tags

CCSS.HSA.APR.B.3

Find all zeros for the polynomial function P(x) = x³ -3x²-5x+15

• 3, √5 
• 3, √5, -√5
• -3, √5, -√5
• -3, 5i, -5i

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Factor:  27x³ + 8

• (3x + 2)(9x² - 6x + 4)
• (9x + 2)(3x² + 18x + 4)
• (3x²+4)(9x + 2)
• (27x + 8)(x² - 216x + 64)

Tags

CCSS.HSA.APR.C.4

Approximate the zeros: f(x) = x^3 - x^2 - 8x + 7

• x is approximately: -2.7, 0.61, and 3.1

• x is approximately: -1.4, 0.72, and 1

• x is approximately: -1.1, and 1.3

• x is approximately: -3.5, 2.1 & 0.5

Tags

CCSS.HSF-IF.C.7C