Function Relations Quiz

Select all the relations which represent a function.

• (1,3), (2,5), (2,7), (4,9)

• (1,3), (1,5), (1,7), (4,9)

• (1,2), (2,5), (2,7), (4,9)

• (1,3), (2,5), (3,7), (4,9)

• (1,3), (2,3), (3,3), (4,3)

Tags

CCSS.8.F.A.1

Is the relation shown in the arrow diagram a function? Explain.

• Yes; Each input has only one output.

• Yes; Each output has only one input.

• No; Each input has only one output.

• No; The output of 32 has 2 inputs.

Tags

CCSS.8.F.A.1

Is the relation shown in the table below a function? Explain.

• Yes; Each input has only one output.

• Yes; Each output has only one input.

• Yes; Each output is the square of the input.

• No; The input 3 has 2 outputs.

Tags

CCSS.8.F.A.1

Select all the true statements about the relation.

• The relation is a function.

• The relation is not a function.

• The domain is {25, 35, 45, 55} and the range is {1, 2, 3, 4}.

• The domain is {1, 2, 3, 4} and the range is {25, 35, 45, 55}.

• The independent variable is x and the dependent variable is y.

Tags

CCSS.8.F.A.1

Consider the relation: (11, 62), (12, 64), (13, 65), (13, 67), and (14, 68). Is this relation a function?

• is a function

• is not a function

Tags

CCSS.8.F.A.1

Mrs. Brown needs to advertise her business. She considers several different brochures of different side lengths and areas. She presents the data as ordered pairs (side length, area). (5, 30), (3, 15), (8, 24), (2,20), (8,26). List the domain.

(a)  

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Mrs. Brown needs to advertise her business. She considers several different brochures of different side lengths and areas. She presents the data as ordered pairs (side length, area). (5, 30), (3, 15), (8, 24), (2,20), (8,26). List the range.

(a)  

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Mrs. Brown needs to advertise her business. She considers several different brochures of different side lengths and areas. She presents the data as ordered pairs (side length, area). (5, 30), (3, 15), (8, 24), (2,20), (8,26). Is the relation a function? Explain.

Tags

CCSS.8.F.A.1

Kelvin collected the following data and recorded them as ordered pairs.

(0, 3), (2, 6) (0, 5) (2, 5), (6, 6)

a.    Use a mapping diagram to match each input to its output value.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Kelvin collected the following data and recorded them as ordered pairs. (0, 3), (2, 6) (0, 5) (2, 5), (6, 6). Is the relation a function? Explain.

Tags

CCSS.8.F.A.1