Q7Short answer
Find the real solutions of the equation π tan –1 x ( x + 1) + sin –1 x 2 + x + 1 = . 8. Find the value of the expression sin 2 tan –1 1 3 –1 ( + cos tan 2 2 . ) π
Find the real solutions of the equation π tan –1 x ( x + 1) + sin –1 x 2 + x + 1 = . 8. Find the value of the expression sin 2 tan –1 1 3 –1 ( + cos tan 2 2 . ) π