Question

y=.x - 6 +9x

The diagram shows the curve y = x' - 6 + 9x for x > 0. The curve has a maximum point at A and a
minimum point on the x-axis at B. The normal to the curve at C (2, 2) meets the normal to the curve
at B at the point D.
[3]

(1) Find the coordinates of A and B.
(li) Find the equation of the normal to the curve at C.
(ili) Find the area of the shaded region.

Answer 1

correct fantastic mind blowing superb OP