1. Consider the following statements. $$(z \vee \neg x \vee \neg y)\land(z \vee \left(x \wedge y\right))\land(\neg y \wedge \left(z \vee \neg x\right))\land(x \vee \neg y \vee \neg z)\land(x \vee \left(y \wedge z\right))$$ For which one of the following truth assignments is the statement above true?
    x=T, y=F, z=T
    x=T, y=F, z=F
    x=F, y=F, z=T
    x=T, y=T, z=F
    Which one?

  2. Consider the following statements. $$(x \vee \neg y \vee \neg z)\land(z \wedge \left(x \vee y\right))\land(y \wedge \left(x \vee z\right))\land(z \vee \left(y \wedge \neg x\right))$$ For which one of the following truth assignments is the statement above true?
    x=F, y=F, z=T
    x=T, y=T, z=F
    x=F, y=T, z=F
    x=T, y=T, z=T
    Which one?

  3. Consider the following statements. $$(y \wedge \left(z \vee \neg x\right))\land(y \wedge \neg x \wedge \neg z)\land(\neg x \wedge \left(y \vee z\right))$$ For which one of the following truth assignments is the statement above true?
    x=F, y=T, z=F
    x=T, y=T, z=F
    x=T, y=F, z=F
    x=T, y=F, z=T
    Which one?

  4. Consider the following statements. $$(\left(\neg y \wedge \neg z\right) \vee \neg x)\land(z \wedge \left(\neg x \vee \neg y\right))\land(\neg x \vee \neg y \vee \neg z)\land(\left(x \wedge z\right) \vee \neg y)$$ For which one of the following truth assignments is the statement above true?
    x=F, y=T, z=T
    x=T, y=T, z=F
    x=F, y=F, z=F
    x=F, y=F, z=T
    Which one?

  5. Consider the following statements. $$(x \vee \left(\neg y \wedge \neg z\right))\land(x \vee y \vee \neg z)\land(x \wedge \neg y \wedge \neg z)$$ For which one of the following truth assignments is the statement above true?
    x=T, y=F, z=F
    x=T, y=T, z=F
    x=F, y=T, z=T
    x=F, y=F, z=T
    Which one?

  6. Consider the following statements. $$(y \vee \neg x \vee \neg z)\land(y \vee z \vee \neg x)\land(\left(x \wedge z\right) \vee \neg y)\land(y \wedge \left(x \vee z\right))$$ For which one of the following truth assignments is the statement above true?
    x=T, y=T, z=T
    x=T, y=F, z=F
    x=F, y=F, z=F
    x=F, y=T, z=F
    Which one?