Honors Precalculus Functions II Review

Find f(2)

• f(2) = 0

• f(2) = 1

• f(2) = 3

• f(2) = 4

Tags

CCSS.HSF.IF.A.2

What is f(1)?

• 6

• -2

• sqrt(2)

• Undefined

Tags

CCSS.HSF.IF.A.2

What is the domain of the for the following piecewise function?

• $\left(-\infty,\ +\infty\right)$

• $\left[-6,\ +\infty\right)$

• $\left(-\infty,-5\right)\cup\left[-3,\ +\infty\right)$

• $\left[-5,\ 3\right)$

Tags

CCSS.HSF-IF.C.7B

Find (f + g)(-5)

• 2

• -2

• 3

• 6

Tags

CCSS.7.EE.A.1

Find (g + f)(x)

• 3x² - x - 3

• 3x² + x + 3

• 3x² - 3x - 3

• 3x² - 3x + 3

Tags

CCSS.HSF-BF.A.1B

Find (g − f)(x)

• 3x² - 3x - 3

• x² - 3x + 11

• x² - 3x - 3

• x² + 3x -11

Tags

CCSS.HSF-BF.A.1B

• 
  

  $144$
  

• $25$

• $156$

• $78$

Tags

CCSS.HSF-BF.A.1C

• $4n^2+4$

• 
  

  $4n^2+9$
  

• $4n^2+5$

• $16n^2+9$

Tags

CCSS.HSF-BF.A.1C

 $f\left(x\right)=4x-3$   and  $g\left(x\right)=x^2-5x$   find  $\left(\frac{f}{g}\right)\left(-5\right)$  

•  $0$  

•  $-\frac{50}{23}$  

•  $-\frac{31}{84}$  

•  $-\frac{23}{50}$  

Tags

CCSS.HSF-BF.A.1B

 $f\left(x\right)=3x^2-2x+1$   and  $g\left(x\right)=x-4$   What restrictions, if any, are there for  $\left(\frac{f}{g}\right)\left(x\right)$  ?

• no restrictions

•  $x\ne4$  

•  $x\ne-4$  

•  $x\ne0$  

Tags

CCSS.HSF-BF.A.1B