answer the question at the end, based on executing the following code: int x$=9$; int y$=-2$; double z; double val; int j; $//$ NOTE:power$(10,$y$)$ returns the number $10$ to the Yth power z$=1\mathrm{.}0/$pow$(10,$y$)$; val$=$z; for $($j$=1$;j