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9) DeMorgans Law: can function as an AND gate. (A + B) = A B. Use this to draw a circuit showing how 3 NOR gates 10) DeMorgans (dual) Law: (AB) = A + B. Use this to draw a circuit showing how 3 NAND gates can function as an OR gate 11) Note the following Boolean expressions for NAND gates, and use them to write the corresponding dual expressions for NOR gates a. (A0)=1 (AI)=A (AA)1 c. d.
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3 NOR ea AND A and (A+B A B A (ANDj B No R gati A B

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