SPM Practice 2 (Question 4 & 5)

Question 4:
The diagram shows part of the straight line graph obtained by plotting y x against x .


Given its original non-linear equation is  y=px+q x 3 2 .  Calculate the values of p and q.

Solution:




 

Question 5:
The diagram below shows the graph of the straight line that is related by the equation x y = 2 x +3x .


Find the values of p and k.

Solution: