Write the Boolean algebra expression that implements the following circuit.

$[7$ Points$]$

b$)$ What will be the output of the following circuit, when the input is $A=1,B=0,$ and $C=1[3$ Points$]$ For the toolbar, press ALT$+$F$10($PC$)$ or ALT$+$FN$+$F$10($MaC$).$