document.write( "Question 647394: whats the word for the property of -1 for any number a, -1(a)=a(-1)=-a \n" ); document.write( "
Algebra.Com's Answer #406166 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"Negation\"
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\n" ); document.write( "Negative one (\"-1\") times any number \"a\" is equal to the \"opposite\" of that number.\r
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