Convert the expression

below to the all NAND form

and show your work.

$x=(\frac{?}{\text{b}\text{a}\text{r}}(A+B))\frac{+}{b}ar(C)$

Convert the expression

below to the all NAND form

and show your work.

$x=$ABC$+(\frac{?}{\text{b}\text{a}\text{r}}(A+D))$

Convert the

expression below to the all

NAND form and show

your work.

Convert the expression

below to the all NAND form

and show your work.

$x=(\frac{?}{\text{b}\text{a}\text{r}}(A+B))\frac{+}{b}ar(C)$

Convert the expression

below to the all NAND form

and show your work.

$x=$ABC$+(\frac{?}{\text{b}\text{a}\text{r}}(A+D))$

Convert the

expression below to the all

NAND form and show

your work.

$x=(\frac{?}{\text{b}\text{a}\text{r}}(A+B+C))\frac{+}{b}ar(CD)\frac{+}{b}ar(B)$

$16)17)18$