Alg 2 Quiz 3.1

When x is less than or equal to 2, what equation is shown in the graph?

• f(x) = 3

• f(x) = x

• f(x) = | x |

• f(x) = | x - 1 |

Tags

CCSS.HSF-IF.C.7B

• A
• B
• C
• D

Tags

CCSS.HSF.IF.B.5

CCSS.8.F.A.1

What is the RANGE of the function?

• (-∞, +∞)
• (-∞, 4]
• (-∞, 4)
• [0, 4]

Tags

CCSS.HSF.IF.B.5

CCSS.8.F.A.1

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

• f(x) = { x  if x < 4;   -x+1  if x ≥ 4
• f(x) = { x  if x ≤ 4;  -x+1  if x > 4
• f(x) = { -x+1  if x < 4;  x  if x ≥ 4
• f(x) = { -x+1  if x ≤ 4;  x if x > 4

Tags

CCSS.HSF-IF.C.7B

What is the DOMAIN?

• (-∞, +∞)
• (-∞, -1] U [3, +∞)
• [-1, +∞)
• (-1, 0] U (0, +∞)

Tags

CCSS.HSF.IF.B.5

CCSS.8.F.A.1

Over which domain interval is the function behaving like a quadratic function?

• x > 2
• x ≥ 2
• x ≤ 2
• x < 2

Tags

CCSS.HSF-IF.C.7B

What is f(-2)?

• 4
• 1
• 1
• DNE

Tags

CCSS.HSF.IF.A.2

What is the value of  $\lfloor7.6\rfloor$  

• 7

• 6

• 8

• 7.6

Tags

CCSS.6.NS.C.7

What is the value of  $\lfloor-3.4\rfloor$  

• -2

• -3

• -4

• 0

Tags

CCSS.6.NS.C.7

CCSS.6.NS.C.6

What is the domain of  $f\left(x\right)=\lfloor x\rfloor?$  

•  $\left(-\infty,\ \infty\right)$  

• All integers

•  $\left[0,\ \infty\right)$  

•  $\left[-10,\ 10\right]$  

Tags

CCSS.HSF.IF.B.5

CCSS.HSF.IF.A.1