Algebra II Semester Exam Review

Semester 1

What type of brackets are interval notation? () or [ ], {}, or ><

() or [ ]

What type of brackets are inequality notation? (), {}, or ><

><

What type of brackets are set notation? (), {}, or ><

{}

What is the interval notation of the domain of this graph?

(-∞, ∞)

What is the interval notation of the range of this graph?

(0, ∞)

What is the inequality notion of the domain of this graph?

-∞ < x < ∞

What is the inequality notion of the range of this graph?

0 < x < ∞

What is the set notation of the domain of this graph?

{x | x ∈ ℝ}

What is the set notation of the domain of this graph?

{y | y ∈ ℝ, y > 0}

What do inverse operations do?

They switch the x and y values.

Write the inverse to {(1,4),(0,8)}

{(4,1),(8,0)}

What is the inverse of f(x) = -6 - 4x

f⁻¹(x) = -1/4x - 3/2