Relationship between two variables

Lessons

1. Understanding the difference between X & Y
   1. 
      
      
2. Express the relation using mapping notation and ordered pairs.
   1. x = { -5 , -3 , -1 , 1 , 3 }
      y = { 2 , 4 , 6 , 10 , 12 }
   2. x = { -4 , -2 , 0 , 2 , 4 }
      y = { 3 , 3 , 3 , 3 , 3 }
   3. (1,3) , (2,2) , (3,1)
3. Indicate the quadrant of the following points.
   1. (5, -3) (-3, 4) (-4, -3) (2, -6)
4. Plot or find the points on the grid
   1. Find the coordinates A, B, C & D points
      
      
   2. Plot the following points on the grid:
      (4,5), (-2, 4), (-4,-3) & (5,-6)