Show the following expressions in their Kman

A$.\frac{?}{\text{b}\text{a}\text{r}}(E)(x,Y,Z)=\frac{\stackrel{}{x}}{b}ar(Y)Z+\stackrel{}{x}YZ+x\stackrel{}{x}Z+xYZ$

B$.F(x,Y,z)=\frac{\stackrel{}{x}}{b}ar\frac{Y}{b}ar(z)+\frac{\stackrel{}{x}}{b}ar(y)z+\frac{x}{b}ar\frac{Y}{b}ar(z)+\frac{x}{b}ar(Y)z$

c$.F(x,Y\frac{,}{b}ar(Z))=\frac{\stackrel{}{x}}{b}ar\frac{Y}{b}ar(z)+\frac{\stackrel{}{x}}{b}ar\frac{Y}{b}ar(Z)+\stackrel{}{x}YZ+\frac{\stackrel{}{x}}{b}ar\frac{Y}{b}ar(z)+x\frac{\stackrel{}{x}}{b}ar(z)+x\frac{\stackrel{}{x}}{b}ar(z)$

D$.F(W,x,Y,Z)\frac{?}{b}=ar(W)\frac{x}{b}ar\frac{Y}{b}ar(Z)\frac{+}{b}ar(W)\frac{\stackrel{}{x}}{b}ar(Y)Z+$vec$(W)\frac{\stackrel{}{x}}{b}ar(Z)\frac{+}{b}ar(W)x\frac{Y}{b}ar(Z)+W\frac{\stackrel{}{x}}{b}ar(Z)+W\frac{\stackrel{}{x}}{b}ar(Z)+W\stackrel{}{x}\frac{Y}{b}ar(Z)$

E$.E(W,x,Y,z)\frac{?}{b}=ar(w)\frac{\stackrel{}{x}}{b}ar\frac{Y}{b}ar(z)\frac{+}{b}ar(W)\frac{\stackrel{}{x}}{b}ar(z)\frac{+}{b}ar(W)\stackrel{}{x}\frac{Y}{b}ar(z)\frac{+}{b}ar(W)\frac{Y}{b}ar(z)+w\frac{}{b}ar\frac{Y}{b}ar(z)+w\frac{x}{b}ar(Y)z+w\frac{\stackrel{}{x}}{b}ar\frac{Y}{b}ar(z)+w\frac{\stackrel{}{x}}{b}ar(Y)z+w\stackrel{}{x}\frac{Y}{b}ar(z)$