Draw the graph of `y = sin^(-1)2x" and "y=sin^(-1)(x//2)" and compare with " y = sin^(-1)x`.

Explanation

Wh have `y = f(x) = sin^(-1)2x`
Here the funchtion is defined if `-1lex//2le1`
`or" "-2lexle2`
Here the graphs of the functions are as shown in the following figure.