Browsing Chapter Four problems

  • Chapter Four #8

    • 1) -K&-L
    • 2) -L→W
    • 3) -K→M
    Conclusion: W&M
    Solve!

  • Chapter Four #9

    • 1) F→(C&N)
    • 2) C→(H&E)
    • 3) (N&H)→K
    • 4) F
    Conclusion: K
    Solve!

  • Chapter Four #10

    • 1) L→(H→S)
    • 2) E→L
    • 3) E&(S→H)
    Conclusion: H↔S
    Solve!

  • Chapter Four #11

    • 1) (B↔D)→(H&E)
    • 2) (H→R)&(B→D)
    • 3) D→B
    Conclusion: R&E
    Solve!

  • Chapter Four #12

    • 1) T→(J&H)
    • 2) T↔(W&B)
    • 3) B&E
    • 4) W
    • 5) (H&E)→C
    Conclusion: C&J
    Solve!

  • Chapter Four #13

    • 1) M↔L
    • 2) (L&E)→W
    • 3) M
    • 4) E
    Conclusion: W
    Solve!

  • Chapter Four #14

    • 1) K&F
    • 2) J↔F
    Conclusion: J&K
    Solve!

  • Chapter Four #15

    • 1) A
    • 2) B
    • 3) C
    • 4) D
    Conclusion: ((A&C)&B)&D
    Solve!

  • Chapter Four #16

    • 1) T&W
    • 2) (P&A)↔W
    Conclusion: P&T
    Solve!

  • Chapter Four #17

    • 1) E↔D
    • 2) D→M
    • 3) -K→E
    • 4) -K
    Conclusion: M
    Solve!

  • Chapter Four #18

    • 1) J↔(E&H)
    • 2) E
    • 3) H&F
    Conclusion: J&F
    Solve!

  • Chapter Four #19

    • 1) -M→-Q
    • 2) A&(-Q→-M)
    • 3) A→-F
    Conclusion: -F&(-Q↔-M)
    Solve!

  • Chapter Four #20

    • 1) (L↔T)→G
    • 2) E&(T→L)
    • 3) (G→R)&(L→T)
    Conclusion: R
    Solve!

  • Chapter Four #21

    • 1) (A&X)↔(B&O)
    • 2) E→B
    • 3) L→O
    • 4) E&L
    Conclusion: A
    Solve!

  • Chapter Four #22

    • 1) K→(G&H)
    • 2) L↔K
    • 3) L
    • 4) E
    Conclusion: G&E
    Solve!

  • Chapter Four #23

    • 1) M→Y
    • 2) R↔(Y→M)
    • 3) N&(T&R)
    Conclusion: Y↔M
    Solve!

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