document.write( "Question 311833: Suppose that \"a\" is a negative real number. Determine whether each of the following is positive or negative and explain answer. \r
\n" ); document.write( "\n" ); document.write( "-a
\n" ); document.write( "|-a|
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Algebra.Com's Answer #229904 by JBarnum(2146)\"\" \"About 
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if a=-1
\n" ); document.write( "-a
\n" ); document.write( "-(-1) negative times a negative is positive
\n" ); document.write( "+1
\n" ); document.write( "will always be positive
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\n" ); document.write( "if a=-1
\n" ); document.write( "|-a|
\n" ); document.write( "|-(-1)|
\n" ); document.write( "|+1| the absolute value always comes out positive
\n" ); document.write( "+1
\n" ); document.write( "will always be positive \n" ); document.write( "

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