PC - 12/7/20

Divide using long division:

 $x^4+5x^2-8\ by\ x^2+2$  

•  $x^2-3-\frac{14}{x^2+2}$  

•  $x^2+3-\frac{14}{x^2+2}$  

•  $x^2+3x-\frac{4}{x^2+2}$  

•  $x^2+7+\frac{6}{x^2+2}$  

Tags

CCSS.HSA.APR.D.6

Which of the following is a possible rational root of

 $f\left(x\right)=x^4+6x^3+7x^2-6x-8$  ?  Check all that apply!

• 6

• 8

• -3

• -2

Which of the following graphs matches the polynomial:

 $f\left(x\right)=x^3+2x^2-7x+4$  

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• 
• 
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Tags

CCSS.HSA.APR.B.3

Which of the following are ACTUAL roots of

 $f\left(x\right)=x^3+2x^2-29x-30$  ?  Check all that apply.

• 5

• -6

• -5

• -1

If $f\left(x\right)=\frac{x}{x-3}$  and  $g\left(x\right)=2x-1$ , find  $\left(f-g\right)\left(x\right)$ . 

•  $\frac{-2x^2+8x-3}{x-3}$  

•  $\frac{-2x^2+6x+1}{x-3}$  

•  $\frac{-2x^2+5x-3}{x-3}$  

•  $\frac{2x^2+6x+3}{x-3}$  

Tags

CCSS.HSF-BF.A.1B

If  $f\left(x\right)=x^2+1$  and  $g\left(x\right)=\frac{1}{x}$ , find  $\left[f\ \circ\ g\right]\left(x\right)$ . 

•  $x+\frac{1}{x}$  

•  $\frac{1}{x^2}$  

•  $\frac{1}{x^2+1}$  

•  $\frac{1}{x^2}+1$  

Tags

CCSS.HSF-BF.A.1C