$13\mathrm{.}59$ Find the simplified sum$-$of$-$products representation of the function from the Karnaugh map shown in Figure P$13\mathrm{.}59.$ Note that $x$ is the don't care term.

$\backslash$table$[[A*B,01,11,10,],[,00,01,0,0],[0,1,0,0,],[1,1,1,0,0],[0,x,1,0,],[10,0,0,1,0]]$

Figure $$13\mathrm{.}59$