Precalculus Chapter 1 Test Review

What is the equation that the inverse will reflect across?

• y = x
• y = 0
• x = 0
• Potato

Tags

CCSS.HSF-BF.B.4C

Find the inverse of f(x) = x² - 5

• f^-1(x) = √(x) + 5
• f^-1(x) = ∛(x-5)
• f^-1(x) =√(x+5)
• f^-1(x) = x² - 5

Tags

CCSS.HSF-BF.B.4A

What is the DOMAIN?

• (-∞, +∞)
• (-∞, -1] U [3, +∞)
• [-1, +∞)
• (-1, 0] U (0, +∞)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the RANGE?

• (-∞, +∞)
• (-∞, -1] U [3, +∞)
• [-1, +∞)
• (-1, -∞)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Where is the removable discontinuity?

• x = 4

• x = -5

• x = 5

• x = 20

Tags

CCSS.HSF-IF.C.7D

State the Domain

• (-∞,-5)U(-5,∞)
• (-∞,7)U(7,∞)
• (-∞,0)U(0,∞)
• (-∞,-5)U(0,∞)

Tags

CCSS.HSA.REI.A.2

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

How many relative minimums does this function have?

• 1
• 2
• 3
• 4

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the rule for proving a function is odd?

• f(-x) = -f(x)

• -f(x) = -f(-x)

• f(x)= -f(x)

• f(x)= f(-x)

Tags

CCSS.HSF.BF.B.3

Even, odd, or neither?

• Even

• Odd

• Neither

Tags

CCSS.HSF.BF.B.3

Which interval best describes where the graph is increasing?

• [-π/2, π/2]

• [-π, -π/2] u [π/2, π]

• [-π, π]

• [-1, 1]

Tags

CCSS.HSF-IF.C.7E