Algebra II Review 1B

Express the following interval in Set notation:
(-7, 15]

• -7 ≤ x ≤ 15 
• -7 < x ≤ 15 
• -7 ≤ x < 15 
• -7 < x < 15 

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

Write the inequality in interval notation.

• (-2,5)
• (-∞,-2) or (5,∞)
• [-2,5]
• (-∞,-2] or [5,∞)

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

Express the following interval in Set notation:
(-7, 15]

• { x | -7 ≤ x ≤ 15 }
• { x | -7 < x ≤ 15 }
• { x | -7 ≤ x < 15 }
• { x | -7 < x < 15 }

What is the domain of the graph?

• {-7, 5}
• {-3, 1}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range?

• {-2, -1, 0, 3}
• {3, 0, -1, 0, -2}
• {-4, -2, 1, 2, 5}
• {-4, -2, -1, 0, 1, 2, 3, 5}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Identify the inequality (domain) for this function.

• x < -3

• x ≤ -3

• x > -3

• x ≥ -3

Given f(x) = -4x - 10 and f(x) = 10. Find x

• x = -5

• x = 5

• x = -50

• x = 30

What is the inverse of the given coordinates: (1, 2) (3, 8) (-3, 6)

• (1, 2) (3, 8) (-3, 6)
• (1, 2) (8, 3) (-3, 6)
• (-1, -2) (-3, -8) (3, -6)
• (2, 1) (8, 3) (6, -3)

Tags

CCSS.HSF-BF.B.4C

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

Find the inverse of
f(x) = -3x + 3

• f^-1(x) = -3x + 1
• f^-1(x) = -1/3x + 1
• f^-1(x) = -1/3x - 1
• f^-1(x) = 1/3x + 1