Quantitative Methods - Unit 1 > Gradient and Intercept
 
 
Gradient l Intercept l Equation of a Straight Line l Summary

Worked Examples 4
 

  1. Find the gradients of the lines joining 
    the following pairs of points
    1. (3,6) and (5,2)
    2. (5,1) and (7,9)
    3. (-3,-4) and (-6,2)
    4. (-2,4) and (2,1)


  2. Write down the gradient and intercept 
    of each of the following lines
    1. y = 3x + 1
    2. y = 5x
    3. y = -3x + 1
    4. y = -2x - 3


  3. On graph paper draw the following lines
    1. y = -5
    2. y = 1
    3. y = -4
    4. x = 0


  4. Find the equation of the lines through 
    the pairs of points
    1. (4, -1) and (3, -6)
    2. (-9. -3) and (6,0)


  5. Draw the following graphs
    1. y = 6x - 1
    2. y = x
    3. y = -5x -7
  1.  
    1. -2
    2. 4
    3. -2
    4. -¾



  2.  
    1. 3 and 1
    2. 5 and 0
    3. -3 and 1
    4. -2 and -3










    1. y = 5x - 21
    2. y = 0.2x - 1.2