Apply the fundamental theorem of Algebra.

What is the conjugate of

 $1+2i$  

•  $1-2i$  

•  $-1-2i$  

•  $-1+2i$  

• 

Tags

CCSS.8.EE.A.2

How many zero's real or imaginary can a degree 4 function have?

• zero, zippo, none, nada

• 4

• 3

• 2

• 1

If 2+3i is a zero of a polynomial function what must another zero be?

• 2-3i

• 2+3i

• -2-3i

• -2+3i

What is the Degree of this polynomial:
f(x)= x³(x + 3)²(x – 5)

• Degree: 6
• Degree: 5
• Degree: 3
• Degree: 2

Write the polynomial in standard form given the following zeros. x = -2, 1, 4

• f(x) = (x+2)(x-1)(x-4)

• f(x) =x³ - 3x² - 6x + 8

• f(x) = x³ + 8

• f(x) = x³ - 3x² + 8

Tags

CCSS.HSA.APR.B.3

Which of the following would be the correct factored form with roots 2, 5i, and 6?

• (x-6)(x-2)(x+5i)(x-5i)

• (x+6)(x+2)(x+5i)

• (x-6)(x-2)(x-5i)

• (x+6)(x+2)(x-5i)

Tags

CCSS.HSA.APR.B.3

What does

 $i^2$  =?

•  $-1$  

•  $1$  

•  $\sqrt{-1}$  

• 

What's the conjugate of

 $-i$  

•  $i$  

•  $-i$  

•  $1$  

•  $-1$  

Tags

CCSS.HSN.CN.A.3

How many zeros does the following function have?
f(x)= x⁵ - 3x³ + x

• 8
• 9
• 5
• 3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.APR.B.2

The degree of the polynomial determines the number of roots.

• True
• False

Tags

CCSS.HSN.CN.C.9