document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=915332>Question 915332</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use an ordinary truth table to answer the following problems. Construct the truth table as per the instructions in the textbook.\r<BR>\n" );
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document.write( "Given the argument:\r<BR>\n" );
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document.write( "S  &#8835;  (K  &#8744;  &#8764; S)   /   K  &#8835;  S   //   S  &#8801;  K\r<BR>\n" );
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document.write( "This argument is:<BR>\n" );
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document.write( "a. Invalid; fails in 2nd line.<BR>\n" );
document.write( "b. Invalid; fails in 3rd line.<BR>\n" );
document.write( "c. Invalid; fails in 1st line.<BR>\n" );
document.write( "d. Valid.<BR>\n" );
document.write( "e. Invalid; fails in 4th line. </SPAN>\n" );
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