Domain and Range Continuous Discrete

What is the RANGE of this graph?

• -7 < x < 5

• -7 ≤ y < 5

• -3 < x < 1

• -3 ≤ y < 1

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the DOMAIN of this graph?

• x < -3

• x ≤ -3

• x > -3

• x ≥ -3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the following relation:
(9, -2) (4, 3)  ( 8, 10) ( -4, 8)
Range is the y values 
(x,y)

• -4, 4, 8, 9

• -2, 3, 8, 10

• (9, -2) ( 4, 3)

• (8, 10) (-4, 8)

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Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

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Tags

CCSS.HSF-IF.C.7A

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Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

If the range is (-inf, inf), what is the domain?

• (-3,4)

• [1,3,-5}

• (Inf,-Inf)

• (-inf,inf)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

In a salad with vegetables containing 50 calories dressing is added at 100 calories per ounce. The total number of calories can be represented by the equation f(x)= 100x+50.

Can someone add partial ounces of dressing? ​ ​ (a)  

What does that mean for the x-values? ​ (b)  

Is the function discrete or continuous? ​ (c)  

• x-value can be a fraction or decimal

• yes

• x-value must be an integer

• no

• continuous

• discrete

Is this a continuous or discrete function?

• Continuous

• Discrete

Describe the graph:

• undefined function

• linear function

• discrete function

• continuous function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5