Classwork $1$

A$)$ Find $y$ values for $x=1,2,3,$ and $4$

$y=\frac{lnx}{e^{x-1}}+\frac{|x-4|}{x^{\frac{2}{3}}+2}$

B$)$ For the table given bellow:

$\backslash$table$[[$Numbers$,2\mathrm{.}8,-3,6,-1,-6\mathrm{.}4,4,-5,7,-2]]$

Find:

a$)$ Summation of Numbers that are below $-2.$

b$)$ Summation of Even Integer Numbers.