Honors PreCalc Chapter 2 Test

Solve $\sqrt{6x-2}=\sqrt{4x+4}$   

•  $\frac{1}{2}$  

• -1

• 3

• -3

Tags

CCSS.HSA.REI.A.2

Which describes the end behavior of the graph of $f\left(x\right)=2x^3-5x+1$   

•  $\lim_{x\rightarrow-\infty}=\infty,\ \lim_{x\rightarrow\infty}=\infty$  

•  $\lim_{x\rightarrow-\infty}\ =-\infty,\ \lim_{x\rightarrow\infty}=-\infty$  

•  $\lim_{x\rightarrow-\infty}\ =-\infty,\ \lim_{x\rightarrow\infty}=\infty$  

•  $\lim_{x\rightarrow-\infty}\ =\infty,\ \lim_{x\rightarrow\infty}=-\infty$  

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the greatest possible number of real zeros of $f\left(x\right)=x^3-2x^2-x+1$   

• 1

• 2

• 3

• 4

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Divide $\left(x^3+5x^2+5x-2\right)$   by  $\left(x+2\right)$  using synthetic division

•  $x^2+7x+19+\frac{36}{x+2}$  

•  $x^2+4$  

•  $x^2+3x-1$  

•  $x^2+7x-9+\frac{16}{x+2}$  

Tags

CCSS.HSA.APR.D.6

Physics: The height h in feet of a ball thrown into the air after t seconds is given by  $h\left(t\right)=-16t^2+35t+6$  . Use synthetic substitution to find the height of the ball after 0.5 seconds.

• 19.5 ft

• 21 ft

• 25 ft

• 26.5 ft

Tags

CCSS.HSF.IF.A.2

Find the remainder when $2x^3+6x^2+3x-1$  is divided by  $x-1$  . Is the binomial a factor of the polynomial?

• 0; yes

• -2; no

• 10; no

• -1; yes

Tags

CCSS.HSA.APR.B.2

Which shows all the possible rational zeros of $f\left(x\right)=4x^3+5x^2-x+2$  ?

•  $\pm1,\ \pm\frac{1}{2},\ \pm\frac{1}{4},\ \pm2$  

•  $\pm1,\ \pm\frac{1}{2},\ \pm2,\ \pm4$  

•  $\pm1,\ \pm\frac{1}{2},\ \pm\frac{1}{4}$  

•  $\pm1,\ \pm\frac{1}{4},\ \pm2$  

Tags

CCSS.HSA.APR.B.2

For $f\left(x\right)=\frac{5x^2-20}{x^2-2x-8}$  find all asymptotes.

• VA at x=-2, 4, HA at -2, 2

• VA at x=4, HA at y=5

• There are no asymptotes

• Slant asymptote at y=x

Tags

CCSS.HSF-IF.C.7D

Solve $\frac{4}{x+5}-\frac{3}{x-4}=\frac{5x-3}{x^2+x-20}$  

• x = -5

• x = 2

• x = -7

• x = 28

Tags

CCSS.HSA.REI.A.2

Which of the following is a solution to $\left(x+3\right)\left(x-2\right)\le0$ ?

•  $\left(-\infty,\ \infty\right)$  

•  $\left(-\infty,\ 3\right)\ or\ \left(2,\ \infty\right)$  

• (-2, 3)

• [-3, 2]

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3