Gate Logic: Two-Level Simplification

K-map Example: Don't Cares

F(A,B,C,D) = ?m(1,3,5,7,9) + ?d(6,12,13)

F = w/o don't cares

F = w/ don't cares

Don't Cares can be treated as 1's or 0's if it is advantageous to do so

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