Question

18. Write the simplest form of sin^-1(2x/1+x^2)​

Answer 1

Answer:

Hey friend Your answer is :-

Sin^-1[2x/1+x^2]

Let: x= tan0

0=tan-1(x)

Sin^-1[2tan0/1+tan²0]

= 2tan^-1(x)

Hope it will help you