[" Lel R be the region containing the point "(x,y)" on the "X-Y" plane,satisfying "2<=1x+3y],[" area of this region is "^(2)" a "~ ]

Let R be the region containing the point (x, y) on the X-Y plane, satisfying 2le|x+3y|+|x-y|le4. Then the area of this region is

Let R be the region containing the point (x, y) on the X-Y plane, satisfying 2le|x+3y|+|x-y|le4. Then the area of this region is

The area of the region containing the points (x, y) satisfy-ing 4<=x^(2)+y^(2)<=2(|x|+|y|) is

Find tha area of the region containing the points (x, y) satisfying 4 le x^(2) + y^(2) le 2 (|x|+ |y|) .

Find tha area of the region containing the points (x, y) satisfying 4 le x^(2) + y^(2) le 2 (|x|+ |y|) .

Find tha area of the region containing the points (x, y) satisfying 4 le x^(2) + y^(2) le 2 (|x|+ |y|) .

The area of the region containing the points (x,y) satisfying 4<=x^(2)+y^(2)<=2(|x|+|y|) is 8 sq.units (b) 2 sq.units 4 pi sq. units (d )2 pi sq. units

Let P(x,y) be a moving point in the x-y plane such that [x].[y] = 2, where [.] denotes the greatest inte- ger function, then area of the region containing the points P(x,y) is equal to :