document.write( "Question 363017: what do i need to multiply by to get x^-.5 to just x. \r
\n" ); document.write( "\n" ); document.write( "problem is x^-.5 = 2
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Algebra.Com's Answer #258740 by vasumathi(46)\"\" \"About 
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x^-.5 = 2
\n" ); document.write( "we can rewrite this using a positive exponent as follows...
\n" ); document.write( "1/x^.5 = 2
\n" ); document.write( "now multiply both sides by x^.5
\n" ); document.write( "(1/x^.5)*x^.5 = 2*x^.5
\n" ); document.write( "1 = 2*x^.5
\n" ); document.write( "divide both sides by 2
\n" ); document.write( "1/2 = 2*x^.5/2
\n" ); document.write( "1/2 = x^.5
\n" ); document.write( "squaring on both sides
\n" ); document.write( "(1/2)^2 = (x^.5)^2
\n" ); document.write( "1/4 = x
\n" ); document.write( "or if you need the answer in decimals it is
\n" ); document.write( "x = 1/4 = 0.25
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