If the curve y = a√x + bx, passes through the point (1, 2) and the area bounded by the curve, line x = 4 and x-axis is 8 sq. unit, then :

If the curve y = a√x + bx, passes through the point (1, 2) and the

1.	If the curve y = a√x + bx, passes through the point (1, 2) and the area bounded by the curve, line x = 4 and x-axis is 8 sq. unit, then :
A.	a = 3, b = -1
B.	a = 3, b = 1
C.	a = -3, b = 1
D.	a = -3, b = -1
Answer» B. a = 3, b = 1

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If the curve y = a√x + bx, passes through the point (1, 2) and the area bounded by the curve, line x = 4 and x-axis is 8 sq. unit, then :

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