GATE | CS | 2007 | Digital logic | Logic gate | Question 14

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Let f(w, x, y, z) = ∑(0, 4, 5, 7, 8, 9, 13, 15). Which of the following expressions are NOT equivalent to f?

x'y'z' + w'xy' + wy'z + xz

w'y'z' + wx'y' + xz

w'y'z' + wx'y' + xyz + xy'z

x'y'z' + wx'y' + w'y

This question is part of this quiz :

Digital Logic & Number representation,GATE-CS-2007,Logic functions and Minimization,Digital Logic GATE CS PYQ Quiz
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