Understanding functions

f(x) is the same thing as _____.

• y

• x

• input

• an equation

How do you read f(x)?

• f x

• f of x

• f parenthesis x

• f with an x inside parenthesis

• f with an x

f(x) is the same thing as ______.

• y
• x
• input
• an equation

 $y\ =\ x^2$  

• (5, 25)

• (4, 16)

• (3, 27)

• (7, 14)

What does f(x) represent?

• y

• x

• slope

• x-intercept

Which of the following coordinates lies on the line y=2x-1?

• (-3,-7)
• (-6,11)
• (5,24)
• (13,6)

Names for the X-Y coordinates.

• Absicca

• Abscissa

• Ordinate

• Ordinance

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

• Domain

• Range

• Relation

• Function