Finding Real and Complex Roots of Polynomials

One zero of 2x³-9x²-123x-220 is -4.
What is another zero?

• 18

• 4

• 11

• -7

One zero of 2x³-13x²+36 is 2.
What is another zero?

• 3/2

• 6

• 2

• -6

Use the Fundamental Theorem of Algebra to determine the total number of solutions.

• A

• B

• C

• D

Tags

CCSS.HSN.CN.C.9

How many total roots/zeros are there in the polynomial.   

• A

• B

• C

• D

Which of the following is NOT a possible rational root. 

• A

• B

• C

• D

Tags

CCSS.HSA.APR.B.2

Find the zeros of the polynomial when given factored form. 

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7C

Find the zeros of the polynomial.
f(x) = (x-5)(2x+3)(7x-4)(x+6)

• x = 5, (2/3), 6, (7/4)

• x= -5, (3/2), (-4/7), 6

• x= 5, (-3/2), (4/7), -6

• x= 6, 5, -2/3, -4/7

Tags

CCSS.HSF-IF.C.7C

Use the Fundamental Theorem of Algebra to state the number of zeros/solutions/roots of the polynomial. 

• A

• B

• C

• D

Tags

CCSS.HSN.CN.C.9

This equation has no roots.

• This equation has 2 roots.

• This equation has 4 roots.

• This equation has 5 roots.

• This equation has no roots.

Find all the zeros of the polynomial. 

• A

• B

• C

• D