Here's the problem:(adsbygoogle = window.adsbygoogle || []).push({});

a'b'c'd' + a'b'cd' + a'b'cd + ab'c'd' + abc'd'

I've gotten it down to:

ac'd' + b'c'd' + a'b'c

Having trouble coming up with a way to simplify it more...Is this as far as it can go?

Any help appreciated, thanks...

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# Am I to the end of this Boolean Algebra Problem?

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