Algebra 2 Chapter 1 Key Features Review

What is the domain?

• (-3 , 3)
• [-4, 5]
• (-4, 5)
• (-3, 3]

What is the range?

• (-3, 3)
• [-4, 5)
• [-4 , 5]
• (-3 , 3]

What is the domain of the graph?

• [1,∞)
• (-∞,1]
• (-∞,∞)
• [-∞,∞]

What is the range of the graph?

• [1, ∞)
• (1, ∞)
• (-∞, ∞)
• none of these

In interval notation, positive and negative ∞ are always closed in by ______.

• ( ) Parentheses

• [ ] Square Brackets

• { } Curly Brackets

DOMAIN is found by reading the ends of a graph from ___ to ___.

• Right to left

• Left to right

• Bottom to top

• Top to bottom

RANGE is found by reading the ends of a graph from ___ to ___.

• Right to left

• Left to right

• Bottom to top

• Top to bottom

The set of all x-values used to graph a function are called the ____.

• Domain

• Range

• Relation

• Function

What is the domain of the function?

• (3, ∞)
• [-3, ∞)
• (-∞, 4]
• (-∞, 4)

What is the interval of increase for this function?
There are no arrows.

• (-6, -2)
• (-∞,+∞)
• [-6, -2]
• (-1, 3)