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    • Thread Starter
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    Can anyone help me and see where i have gone wrong with these boolean expressions i'm getting so confused. Ive made a mock up below:
    Thanks in advance:confused:
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    The final output looks right to me, what's the problem here?

    (You seem to have worked it out in a strange way, I haven't checked the middle gates)
    • Study Helper
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    The first column bottom gate is NAND. therefore the output is incorrectly stated.

    The first column NOR gate output is written in a strange way?

    The second column top NOR gate output is incorrect.

    The second column bottom NOR gate output is incorrect.
 
 
 
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