document.write( "Question 1017813: Hi, I don't understand why this is the answer:
\n" ); document.write( "2/(x^-1) times by (x+1)/2 = 1/(x-1)
\n" ); document.write( "Could you please have a step-by-step clear explanation? Thank you very much in advance! :) \n" ); document.write( "

Algebra.Com's Answer #634039 by Edwin McCravy(20060) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "That's not the answer!\r\n" );
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document.write( "Cancel the 2's:\r\n" );
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document.write( "A exponential factor in a denominator can be \r\n" );
document.write( "moved to becoming a factor of the numerator by \r\n" );
document.write( "changing the sign of the exponent (or vice versa):\r\n" );
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document.write( "or\r\n" );
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document.write( "Edwin

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