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The curve y = a sqrt(x) + bx passes thro...

The curve `y = a sqrt(x) + bx` passes through the point (1,2) and the area enclosed by the curve the x-axis and the line x = 4 is 8 sq. units. Then

A

a + 2 b = 1

B

2a + b = 1

C

a = - 1, b = 3

D

a = 3, b = - 1

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The correct Answer is:
A,D
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FIITJEE-AREA-Assignment Problems (Objective) Level - II
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