Explore BrainMass

Explore BrainMass

    Truth Tables

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    How do you use truth tables to show if an argument is valid or not???

    a.Ray is thinking about his study plans. He thinks: If I don't study, then I won't do well on the test.: Therefore, if I do well, then I have studied. Is Ray's inference valid?
    I set it up so that:
    S=I study W=I do well on the test
    Ray's argument is: valid___ invalid____ because

    b.If rainfall is normal, then skiing will be good, because if the winter is not wet, then skiing will not be good, and if rainfall is normal, then the winter
    will be wet. Is this a valid argument?
    --I set it up so that:
    R=Rainfall is normal S=Skiing will be good
    W=Winter will be wet
    =This argument is: valid___ invalid____ because:

    C.If Saddaam is not defeated and the US does not prevail, then the world will not be safe from terrorism. Sadaam is defeated but the US does not prevail. Thus, the world is not safe from terrorism.

    --I wasn't really sure what letters should be used on this one...HELP!!!

    © BrainMass Inc. brainmass.com March 4, 2021, 5:47 pm ad1c9bdddf
    https://brainmass.com/philosophy/logic-critical-thinking/truth-tables-10886

    Solution Preview

    hello, i've attached two documents. one deals directly with ...

    $2.49

    ADVERTISEMENT