The sketch shows the graph of \(y = \sin ^ { - 1 } x\).
\includegraphics[max width=\textwidth, alt={}, center]{9aac4ee4-2435-4315-a87d-fe9fa8e15665-006_819_824_456_591}
Write down the coordinates of the points \(P\) and \(Q\), the end-points of the graph.
Sketch the graph of \(y = - \sin ^ { - 1 } ( x - 1 )\).