Unit 4 Algebra

Which is the inverse of the table?

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Tags

CCSS.HSF-BF.B.4C

If f(x)=3x, what is the inverse?

• x=y/3

• x=3y²

• x=3y + 3y

• x=3y^-1

Tags

CCSS.HSF-BF.B.4A

What does it mean to find the inverse of a function?

• the x's and y's are switched

• the x's and y's are divided by 2

• the x's and y's are made negative

• the x's and y's are the same

Tags

CCSS.HSF-BF.B.4A

What is the domain of the graph?

• from x = 1 to x = 4

• from x = 2 to x = 6

• from y = 1 to y = 4

• from y = 2 to y = 6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the graph?

• from x = 1 to x = 4

• from x = 2 to x = 6

• from y = 1 to y = 4

• from y = 2 to y = 6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the graph shown?

• 3 < x ≤ 6

• -6 < y ≤ 3

• -2 < y ≤ 6

• -2 < x ≤ 6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Which of the graphs shown is a function?

• F

• G

• H

• J

Which function is graphed?

• f(x) = 2|x + 2| -4

• f(x) = 2|x - 4| + 2

• f(x) = |x + 2| - 4

• f(x) = -2|x - 4|

Tags

CCSS.HSF-IF.C.7D

What is the range?

• -7 ≤ y ≤ 5

• -9 ≤ y ≤ 3

• -5.5 ≤ y ≤ -0.5

• -∞ ≤ y ≤ 5

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Find the inverse of f(x) = x² - 5

• x = √(y) + 5

• x = ∛(y-5)

• x =√(y+5)

• x = y² - 5

Tags

CCSS.HSF-BF.B.4A