K ? R $\frac { E \supset R } { K \supset E }$
A) HS-valid.
B) CD-valid.
C) Invalid.
D) CD-invalid.
E) DA-invalid.

Name: K ? R $\frac { E \supset R } { K \supset E }$ A) HS-valid. B) CD-valid. C) Invalid. D) CD-invalid. E) DA-invalid.
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Question

Quizplus · Accepted Answer

The Answer of K ? R $\frac { E \supset R } { K \supset E }$
A) HS-valid.
B) CD-valid.
C) Invalid.
D) CD-invalid.
E) DA-invalid.

K ? R E⊃RK⊃E\frac { E \supset R } { K \supset E }K⊃EE⊃R​

K ? R $\frac { E \supset R } { K \supset E }$