Given f$($x$)=$sin$(5$x$)-$x$^3/2+1\mathrm{.}2,$ create a function m$-$file $($m$-$file of function type, not script files$)$ to evaluate $()$fx at the given number of equally spaced points over the interval $[-0\mathrm{.}6,1\mathrm{.}5].$ Call your function m$-$file something like: yourinitialsh$0$fn $($for $$yourinitials$$ use your last name and first name initials, e$.$g$.,$ mine would be called sdh$0$fn$.)$ Use the Matlab plot command to plot the function for the $($x$,$y$)$ ordered pairs from use of your function m$-$file to determine the y$-$values for the associated x$-$values. Use the feval command to implement the function m$-$file to get the y$-$values for your determined x$-$values in each case $($e$.$g$.,$ my calling sequence would be$,$ once I defined step and set up xvals, yvals $=$ feval$($sdh$0$fn$,$ xvals$).)$ Use help feval in matlab for further detail and examples if not already familiar to you. Create $3$ plots with number of points n for: $5$n$=,20$n$=$ and one using a large number of points, at least $100.$ Apply the linspace command in matlab to generate the larger number of points. Put a grid and titles on your plots, see example below. LearnGiven f$($x$)=$sin$(5$x$)-$x$^3/2+1\mathrm{.}2,$ create a function m$-$file $($m$-$file of function type, not script files$)$ to evaluate $()$fx at the given number of equally spaced points over the interval $[-0\mathrm{.}6,1\mathrm{.}5].$ Call your function m$-$file something like: yourinitialsh$0$fn $($for $$yourinitials$$ use your last name and first name initials, e$.$g$.,$ mine would be called sdh$0$fn$.)$ Use the Matlab plot command to plot the function for the $($x$,$y$)$ ordered pairs from use of your function m$-$file to determine the y$-$values for the associated x$-$values. Use the feval command to implement the function m$-$file to get the y$-$values for your determined x$-$values in each case $($e$.$g$.,$ my calling sequence would be$,$ once I defined step and set up xvals, yvals $=$ feval$($sdh$0$fn$,$ xvals$).)$ Use help feval in matlab for further detail and examples if not already familiar to you. Create $3$ plots with number of points n for: $5$n$=,20$n$=$ and one using a large number of points, at least $100.$ Apply the linspace command in matlab to generate the larger number of points. Put a grid and titles on your plots, see example below. LearnGiven f$($x$)=$sin$(5$x$)-$x$^3/2+1\mathrm{.}2,$ create a function m$-$file $($m$-$file of function type, not script files$)$ to evaluate $()$fx at the given number of equally spaced points over the interval $[-0\mathrm{.}6,1\mathrm{.}5].$ Call your function m$-$file something like: yourinitialsh$0$fn $($for $$yourinitials$$ use your last name and first name initials, e$.$g$.,$ mine would be called sdh$0$fn$.)$ Use the Matlab plot command to plot the function for the $($x$,$y$)$ ordered pairs from use of your function m$-$file to determine the y$-$values for the associated x$-$values. Use the feval command to implement the function m$-$file to get the y$-$values for your determined x$-$values in each case $($e$.$g$.,$ my calling sequence would be$,$ once I defined step and set up xvals, yvals $=$ feval$($sdh$0$fn$,$ xvals$).)$ Use help feval in matlab for further detail and examples if not already familiar to you. Create $3$ plots with number of points n for: $5$n$=,20$n$=$ and one using a large number of points, at least $100.$ Apply the linspace command in matlab to generate the larger number of points. Put a grid and titles on your plots, see example below. Learn