multi correct ans.type Q.
Q.y=tan^-1(2tan^2 y)-tan^-1(1/3tany),then tany is equal
a.-2 b.1 c.2/3 d.2
Q.if sin[2cos^-1{cot(2tan^-1 x)}]=0,where x is greater than 0 ,then
a.x=1 b.x=root(2)+1 c.x=root(2)-1 d.x=3
multi correct ans.type Q.
Q.y=tan^-1(2tan^2 y)-tan^-1(1/3tany),then tany is equal
a.-2 b.1 c.2/3 d.2
Q.if sin[2cos^-1{cot(2tan^-1 x)}]=0,where x is greater than 0 ,then
a.x=1 b.x=root(2)+1 c.x=root(2)-1 d.x=3