If the area (in sq. units) of the region {(x, y) : y2 ≤ 4x, x + y ≤ 1, x ≥ 0, y ≥ 0} is \({\rm{a}}\sqrt 2 + {\rm{b}}\), then a – b is equal to:

If the area (in sq. units) of the region {(x, y) : y2 ≤ 4x, x + y �

1.	If the area (in sq. units) of the region {(x, y) : y2 ≤ 4x, x + y ≤ 1, x ≥ 0, y ≥ 0} is \({\rm{a}}\sqrt 2 + {\rm{b}}\), then a – b is equal to:
A.	10/3
B.	6
C.	8/3
D.	\(- \frac{2}{3}\)
Answer» C. 8/3

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If the area (in sq. units) of the region {(x, y) : y2 ≤ 4x, x + y ≤ 1, x ≥ 0, y ≥ 0} is \({\rm{a}}\sqrt 2 + {\rm{b}}\), then a – b is equal to:

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