Algebra 1 Unit 4-Mid-Unit Assessment

Function gives the weight of a cat, in kilograms, when it is months old. Which statement represents the meaning of the equation in this situation?

• The cat weighs 7 kilograms when it is 4 months old.

• The cat weighs 4 kilograms when it is 7 months old.

• The weight of the cat has been 7 kilograms for 4 months.

• The cat weighs 4 kilograms when it is 7 years old.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

f(x)=x²-5x
f(4)=

• -4
• 126
• 24
• 84

Tags

CCSS.HSF.IF.A.2

Which set of ordered pairs represents y as a function of x?

• {(−9, 2), (0, 6),
  (1, −2), (−3, 6)}
• {(−1, 0), (4, 3),
  (−7, −3), (−1, −8)}
• {(3, 2), (−4, −2),
  (3, 1), (−4, 1)}
• {(5, 4), (2, 3),
  (1, 1), (2, 4)}

Tags

CCSS.8.F.A.1

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Is this a function?

• Yes

• No

• Maybe

• I like circles

• Function
• Not a Function

Tags

CCSS.8.F.A.1

• A

• B

• C

• D

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Is this a Function?

• Yes

• No

Tags

CCSS.8.F.A.1

• Yes, it is a function because no one failed the test

• Yes, it is a function because the student who studied more hours made the best grade.

• Yes, it is a function because the exam grade increases by 2 points for each hour studied.

• No, it is not a function because the input value of 3 hours has 2 different output values of 78 and 82.

Tags

CCSS.8.F.A.1

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1