document.write( "Question 171085: Expand (what does expand mean in relation to the below problem?)\r
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Algebra.Com's Answer #126306 by Alan3354(69443) $\"\"$ $\"About$

You can put this solution on YOUR website!
Expand (what does expand mean in relation to the below problem?)\r
\n" ); document.write( "\n" ); document.write( " $\"+%28x%5E2y%5E-2%2Fz%5E2%29%28z%5E2%2Fy%5E2%282x%5E-2%29%5E-1-4x%5E2y%5E0%2Fz%5E-2%29+\"$
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\n" ); document.write( "= $\"%28x%5E2y%5E-2%2Fz%5E2%29%28z%5E2%2Fy%5E2%282x%5E-2%29%5E-1-4x%5E2z%5E2%29\"$ y^0 = 1, and 1/z^-2 = z^2
\n" ); document.write( "= $\"%28x%5E2y%5E-2%29%281%2Fy%5E2%282x%5E-2%29%5E-1-4x%5E2%29\"$ z^2 cancels
\n" ); document.write( "= $\"%28x%5E2y%5E-2%29%281%2Fy%5E2%28x%5E2%2F2%29-4x%5E2%29\"$ (2x^-2)^-1 = x^2/2
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\n" ); document.write( "= $\"%28x%5E2%2Fy%5E2%29%2A%282%2Fy%5E2%28x%5E2%29%29+-+%28x%5E2%2Fy%5E2%29%2A%284x%5E2%29\"$
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\n" ); document.write( "= $\"%282%2Fy%5E4%29+-+4x%5E4y%5E2%2Fy%5E4\"$
\n" ); document.write( "= $\"%282+-+4x%5E4y%5E2%29%2Fy%5E4\"$
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\n" ); document.write( "Expand is multiplying terms, usually binomials or larger. This problem was mostly simplification, tho, combining terms.\r
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