JEE Main 2006Annual, Paper 1MathematicsEasyCoordinate Geometry478× since 2002If (a,a2)\left( {a,{a^2}} \right)(a,a2) falls inside the angle made by the lines y=x2,y = {x \over 2},y=2x, x>0x > 0x>0 and y=3x,y = 3x,y=3x, x>0,x > 0,x>0, then a belong to :AOption A. (0,12)\left( {0,{1 \over 2}} \right)(0,21)BOption B. (3,∞)\left( {3,\infty } \right)(3,∞)COption C. (12,3)\left( {{1 \over 2},3} \right)(21,3)DOption D. (−3,−12)\left( {-3,-{1 \over 2}} \right)(−3,−21)CheckSkip · show solution