2.2 - 2015 Q8
A) Factorise completely 9x – 4x3 (3)
B) Sketch the curve C with equation
Show on your sketch the coordinates at which the curve meets the x-axis. (3)
The points A and B lie on C and have x coordinates of –2 and 1 respectively.
B) Show that the length of AB is k √10 where k is a constant to be found. (4)
The points A and B lie on C and have x coordinates of –2 and 1 respectively.
B) Show that the length of AB is k √10 where k is a constant to be found. (4)