$($d$)f(x,y)=y-ysin(x).$ Let $D=\{(x,y)in{R}^2|0y1,yx1\}$

$($e$)f(x,y)=\frac{3\sqrt[\phantom{2}]{x}}{2}-2y.$ Let $D=\{(x,y)in{R}^2|-1y1,y^{\frac{2}{3}}x(2-y{)}^2\}$

$($if you have $\frac{76}{3}$ as the answer then you're missing an absolute value or two$)$