Algebra 1 Terms

Domain is the set of ________ values

• x

• y

• z

f(3) means plug the 3 in for the _____ in the equation.

• x

• y

• z

f(x) is the same as _______

• x =

• y =

• z =

To be a function the _____ CANNOT repeat

• x's

• y's

• z's

From a picture of a graph, use the Vertical Line Test...which means

• make sure the line touches twice

• make sure the line doesn't touch twice

For domain or range, arrow to arrow means

• all real numbers

• (0,0)

• x > 1

Which point could be a Y-intercept

• (4,0)

• (-5,0)

• (0,-6)

A zero of a function is the same as the _______.

• x-intercept

• y-intercept

Which of the following in an x-intercept

• (2,0)

• (0,-2)

• (0,2)

Rate of change means ______.

• x-intercept

• y-intercept

• slope