SPM Practice 2 -Question 8

Question 8

The variables x and y are related by the equation y= p 3 x  , where k is a constant.
Diagram below shows the straight line graph obtained by plotting log 10 y   against x.


(a) Express the equation y= p 3 x   in its linear form used to obtain the straight line graph shown in Diagram above.
(b) Find the value of p.

Solution