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dixonmckenzie4636
22.07.2020 •
Mathematics
Determine whether the following symbolized arguments are valid or invalid.
1) A º (B v ~A)
A É B
2) X É (Y É Z)
Y É Z
X É Z
3) A · (~C v B)
A (~B · C)
B º A
4) P É (Q · ~R)
Q É ( P v ~R)
~ (R · Q)
5) A É (B · ~C)
B É ( C v A)
C É ~ B
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Ответ:
answer: i'm not sure but i will go for the first one ! .35 student play instrument
step-by-step explanation: