Question

The no of real roots of the equation \[\tan^-1 \sqrt{x^2 + x} + \sin^-1 \sqrt{1+x+x^2} = \Pi/2\]

Answer 1

send sin term to the other side..
try and convert both sides to either cos or tan,,i guess thats the algorithm,

Answer 2

Is it two real solutions : i.e. 0 and 1?

Answer 3

i dont have answer key with me...can u show..hw u Did it..

Answer 4

ohh,,lol,,we had to see no. of solutions !! damn,,really sorry..

Answer 5

Well, write it like this,