Let F$($x$.$ y$)-2$x $+3$y

$.$ Calculate f $($x$,$ mx$)$ at m $=-3$ and m $=2.$

xy

$($Give exact answers. Use symbolic notation and fractions where needed.$)$

f $($x$,-3$x$)=$

f$($x$,($x$,2$x$)=$

Calculate the following limits$.$

$($Give exact answers. Use symbolic notation and fractions where needed. Enter DNE if the limit does not exist.$)$

$($x$,-33)$m $(0\mathrm{.}0)$ f $($x$,-3$x$)=$

$0$

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$10"$

$$

$$ e$"$ log

In

$30$

lim

$($x$2$x$)70,00$ f$($x$,2$x$)=$