Algebra 1 Unit 4 Vocabulary

What is this?

• slope

• slope formula

• ordered pairs

• formula

The steepness of a line on a graph which equals the common difference of an arithmetic sequence

• plane

• slope formula

• slope

• Cartesian plane

Match the following

• positive

• 
• zero slope

• 
• undefined

• 
• negative

• 

the x-coordinate of a point where a graph crosses the x-axis

• y-intercept

• intercept

  point

• x-intercept

• crosspoint

an ordered list of numbers or objects

• arithmetic

  sequence

• ordered pairs

• x and y

• undefined

the difference between the terms in an arithmetic sequence

• arithmetic

  sequence

• common

  difference

• ordered pairs

• sequence

Over equal intervals, the y-values increase by adding or subtracting the same number each time. *Note that the slope in the example would be 3/1= 3

• linear

• function

• linear

  function

• x-intercept

a plane divided into four quadrants by the intersection of the x-axis and the y-axis at the origin

• quarters

• plane

• ordered

  pairs

• Cartesian

  Plane

one of four sections into which the coordinate plane is divided

• quadrant

• plane

• Cartesian

  Plane

• sections

term where it crosses the y-axis

• y-intercept

• y-axis

• zero term

• x-intercept