document.write( "Question 258534: explain whether the square of any nonzero number is sometimes, always, or never a positive number. \n" ); document.write( "
Algebra.Com's Answer #190331 by drk(1908)\"\" \"About 
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We have two options:
\n" ); document.write( "(1) the square of a positive
\n" ); document.write( "(2) the square of a negative.
\n" ); document.write( "--
\n" ); document.write( "(1) the square of a positive. a positive x a positive is a positive.
\n" ); document.write( "(2) the square of a negative. A negative x a negative is a positive.
\n" ); document.write( "Since both options yield a positive, we have
\n" ); document.write( "\"always\" positive.
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