document.write( "Question 658992: When is c/f=f/c true
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\n" ); document.write( "B) only if |c|=|f|
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Algebra.Com's Answer #410575 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
c/f=f/c\r
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\n" ); document.write( "\n" ); document.write( "c*c = f*f\r
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\n" ); document.write( "\n" ); document.write( "c^2 = f^2\r
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\n" ); document.write( "\n" ); document.write( "sqrt(c^2) = sqrt(f^2)\r
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\n" ); document.write( "\n" ); document.write( "|c| = |f|\r
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\n" ); document.write( "\n" ); document.write( "So the answer is choice B
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