|2.5| because 2 and 1/2 are also 2.5 written in decimal, and the absolute value is always positive
It is rational I’m in 9th
Answer:

Step-by-step explanation:
The given function is

To find the inverse of this function, we interchange x and y.

we now solve for y.

Take the sine inverse of both sides to obtain;

Hence the inverse of the given function is;

where 