25 terms

Domain

All about the X

Range

All about the Y

Increasing function

Interval along the domain

Decreasing function

Interval along the domain

X-intercept

Where graph crosses x-axis

Y-intercept

Where graph crosses y-axis

function

Each x has only 1 y

Function test

Vertical line test - only 1 point of function on each vertical line.

Look for x - values that repeat.

Look for x - values that repeat.

Function notation

Sub in values into expression

Relation

Set of ordered pairs.

Describes a relationship between 2 different sets of data.

Describes a relationship between 2 different sets of data.

Interval notation

2 lines with Parentheses and brackets

Reflection

Term when your function has flipped

Horizontal

Left to right (x-axis)

Vertical

Up and down (y-axis)

Maximum

Highest point on function

Look at range in a chart

Look at range in a chart

Minimum

Lowest point on a function

Look at range in chart

Look at range in chart

Interval notation

Think brackets and )

Vertical shift

# is outside ( ) that is added or subtracted

Horizontal shift

# is inside ( ) that is being added or subtracted.

+moves left

- moves right

+moves left

- moves right

Function getting narrower

Mult by whole #

Function getting wider

Multiplying by a fraction/decimal

Quadratic function

Graph is a parabola

Linear function

Graph is a straight line

Absolute value functiom

Graph is in the shape of a v

Exponential function

Exponent is a variable