Piecewise Functions iStart

Using the pictured graph, what is f(–3)?

• –3

• –1

• 1

• 3

Tags

CCSS.HSF.IF.A.2

What is f(1)?

• 6

• –2

• 10

• 2

Tags

CCSS.HSF.IF.A.2

Use the piecewise function from the picture. Evaluate f(–4).

• 7

• 7.9

• –4

• –25

Tags

CCSS.HSF.IF.A.2

What is the range of this piecewise function?

• all real numbers

• y ≥ –3

• y > –3

• –3 > y ≥ 4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Which piecewise function corresponds to this graph? (Take your time)

• $f\left(x\right)=\left\{\frac{x,\ x<4}{-x+1,\ x\ ≥\ 4}\right\}$

• $f\left(x\right)=\left\{\frac{x,\ x\ ≤\ 4}{-x+1,\ x>4}\right\}$

• $f\left(x\right)=\left\{\frac{-x+1,\ x<4}{x,\ x\ ≥\ 4}\right\}$

• $f\left(x\right)=\left\{\frac{-x+1,\ x\ ≤\ 4}{x,\ x>4}\right\}$

Tags

CCSS.HSF-IF.C.7B

Which graph matches:
 $f\left(x\right)=\left\{\frac{4-x,\ x<2}{2x-6,\ x\ ≥\ 2}\right\}$  

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7B