document.write( "Question 1010096: 1. (G->J)->(G->Q)
\n" ); document.write( "2. J*~Q\r
\n" ); document.write( "\n" ); document.write( "//~H
\n" ); document.write( "

Algebra.Com's Answer #625563 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
This argument is invalid. This truth table shows how\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Take note of line 12, which is marked in red. This line has true premises (T) but a false (F) conclusion. This occurs when...\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "G = false (F for false)
\n" ); document.write( "J = true (T for true)
\n" ); document.write( "Q = false (F for false)
\n" ); document.write( "H = true (T for true)\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "This line (line 12) tells us we have an invalid argument. An invalid argument occurs when all premises are true but they lead to a false conclusion.
\n" ); document.write( "
\n" );