Sievennä $$$0 \oplus 1$$$
Aiheeseen liittyvä laskin: Totuustaululaskin
Syötteesi
Sievennä boolen lauseke $$$0 \oplus 1$$$.
Ratkaisu
Sovella kaavaa $$$x \oplus y = \left(x \cdot \overline{y}\right) + \left(\overline{x} \cdot y\right)$$$ arvoilla $$$x = 0$$$ ja $$$y = 1$$$:
$${\color{red}\left(0 \oplus 1\right)} = {\color{red}\left(\left(0 \cdot \overline{1}\right) + \left(\overline{0} \cdot 1\right)\right)}$$Sovella negaatiolakia $$$\overline{1} = 0$$$:
$$\left(0 \cdot {\color{red}\left(\overline{1}\right)}\right) + \left(\overline{0} \cdot 1\right) = \left(0 \cdot {\color{red}\left(0\right)}\right) + \left(\overline{0} \cdot 1\right)$$Sovella negaatiolakia $$$\overline{0} = 1$$$:
$$\left(0 \cdot 0\right) + \left({\color{red}\left(\overline{0}\right)} \cdot 1\right) = \left(0 \cdot 0\right) + \left({\color{red}\left(1\right)} \cdot 1\right)$$Sovella dominaatiolakia (nolla- tai annihilointilakia) $$$x \cdot 0 = 0$$$ käyttäen $$$x = 0$$$:
$${\color{red}\left(0 \cdot 0\right)} + \left(1 \cdot 1\right) = {\color{red}\left(0\right)} + \left(1 \cdot 1\right)$$Sovella vaihdantalakia:
$${\color{red}\left(0 + \left(1 \cdot 1\right)\right)} = {\color{red}\left(\left(1 \cdot 1\right) + 0\right)}$$Sovella identiteettilakia $$$x + 0 = x$$$ $$$x = 1 \cdot 1$$$:n avulla:
$${\color{red}\left(\left(1 \cdot 1\right) + 0\right)} = {\color{red}\left(1 \cdot 1\right)}$$Sovella identiteettilakia $$$x \cdot 1 = x$$$ $$$x = 1$$$:n avulla:
$${\color{red}\left(1 \cdot 1\right)} = {\color{red}\left(1\right)}$$Vastaus
$$$0 \oplus 1 = 1$$$
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