I wanna know if the way of writing things is correct or not I doubt on those marked step - Maths - Inverse Trigonometric Functions

Question

I wanna know if the way of writing things is correct or not I doubt
on those marked step So lemme know if we can write in that way or
not

Rishabh Mittal · Accepted Answer

Dear Student,

Yes it is correct

Regards

I wanna know if the way of writing things is correct or not. I doubt on those marked step. So lemme know if we can write in that way or not.