question_answer 1)

Find the area bounded by y2 = 9x, x = 2, x = 4 and the x-axis in the first quadrant. 

Answer:

Given curves area             y2 = 9x ?. (1)               x = 2     ?. (2)               x = 4     ?. (3)               x-axis   ?.. (4)                   For (1), y2 = 9x             The area bounded by given curves is the shaded area.       Required Area =