MENENGAH 4B MATH ASSIGNMENT 4

1. A straight line, of gradient 3, passes through the point (0, 7). Write down the equation of this line. A second line, drawn parallel to the first line, passes through the point (3, -2). State the equation of this second line. [3]
   

   
   

2. (a) Find the gradient of the straight line through the points (2, -2) and (7, 8). [2]
   

   (b) Find the equation of the straight line which passes through (3, 5) and has gradient - 4. [2]
   

   
   

3. Given that x ≤ 12 ¼, state the largest possible value of x if
   
   1. x is an integer, [1]
      
   2. x is a prime number, [1]
      
   3. x is a rational number. [1]

due date : saturday 6th june 09