intro 40 8 Using Rules to Find Patterns with Hank Buckingham reminder 270 We'll be applying these rules to numbers soon. Don't worry if you're a little confused. attention rectangle 40 8 Can you think of a quick way to find the 20th term? reminder 350 You want to find a relationship that works for EVERY term. reminder 350 50 6 The A rule becomes the x-coordinate and the B rule becomes the y-coordinate. How many units is it from (0,0) to the 1st point? up 3 over 1 up 3 over 2 up 6 over 3 up 6 over 2 up 6 over 2 attention rectangle 50 6 350 When each point increases by the same amount every time, it makes a line. prompt 720 5 Seriously! Pause it and try. I'll still be here when you finish. reminder 350 50 6 The relationship between the numbers has to always work. reminder 350 50 4 If this is done properly, the increase will be the same each time. attention rectangle 50 6 350 A graph is an excellent way to check your work on this!