PC 4.1 Extra Practice

What is the degree of the following polynomial:

 $f\left(x\right)=x^3+2x^2-8x$  

• 4

• 3

• 2

• 1

What is the leading coefficient of the following polynomial:

 $f\left(x\right)=x^5-9x^3$  

• 3

• 5

• -9

• 1

What is the end behavior of the following polynomial?

 $f\left(x\right)=x^6-2x^3+1$  
(Note: "inf" stands for infinity).

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What is the end behavior of the following polynomial?

 $f\left(x\right)=-x^4+2x^3+8x-16$  
(Note: "inf" stands for infinity).

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What is the end behavior of the following polynomial?

 $f\left(x\right)=x^3+2x^2-8x$  
(Note: "inf" stands for infinity).

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• 
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• 

What is the end behavior of the following polynomial?

 $f\left(x\right)=-x^5+9x^3$  
(Note: "inf" stands for infinity).

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Check all of the zeros of the following function (you will check multiple boxes):

 $f\left(x\right)=x^3+2x^2-8x$  

• x = -4

• x = 4

• x = 0

• x = 2

Tags

CCSS.HSF-IF.C.7C

Check all of the zeros of the following function (you are going to end up checking multiple boxes):

 $f\left(x\right)=x^5-9x^3$  

• x = -3

• x = 3

• x = 0

• x = 9

Tags

CCSS.HSF-IF.C.7C

Check all of the zeros of the following function (you may end up checking multiple boxes):

 $f\left(x\right)=x^6-2x^3+1$  

• x = 1

• x = -1

• x = 0

• x = 2

Check all of the zeros of the following function (you may end up checking multiple boxes):

 $f\left(x\right)=x^3-2x^2-9x+18$  

• x = -3

• x = 3

• x = -2

• x = 2

Tags

CCSS.HSF-IF.C.7C