Listen NCERT Audio Books to boost your productivity and retention power by 2X.
Evaluate each of the following:
sin–1 (sin 2)
sin–1(sin x) = x
Provided x ϵ ≈ [–1.57,1.57]
And in our equation x is 3 which does not lie in the above range.
We know sin[π – x] = sin[x]
∴ sin(π – 2) = sin(2)
Also π–2 belongs in
∴ sin–1(sin2) = π–2