SPM Additional Mathematics 2019, Paper 2 (Question 4)

Question 4:
Diagram 2 shows the curve y = 4xx2 and tangent to the curve at point Q passes point P.

Diagram 2

(a) Show that h = 3. [4 marks]
(b) Calculate the area of the shaded region. [4 marks]

Solution:
(a)

(b)