Listen NCERT Audio Books to boost your productivity and retention power by 2X.
For the principal values, evaluate each of the following:
Let = x.
Then, cos x = = cos
Then, sin y = = –sin = sin
Principal value of is .
Find the domain of definition of f(x) = cos–1(x2–4).
Find the domain of f(x) = cos–12x + sin–1x.
Find the domain of f(x) = cos–1 x + cos x.
Find the principal value of each of the following: