document.write( "Question 236078: The reciprocal of 4 plus the reciprocal of 7 is the reciprocal of what number? \n" ); document.write( "

Algebra.Com's Answer #173834 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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The reciprocal of 4 plus the reciprocal of 7 is the reciprocal of what number?
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\n" ); document.write( " $\"1%2F4\"$ + $\"1%2F7\"$ =
\n" ); document.write( "The common denominator, in this case is 4*7, 28:
\n" ); document.write( " $\"7%2F28\"$ + $\"4%2F28\"$ = $\"11%2F28\"$
\n" ); document.write( "So it is the reciprocal of $\"28%2F11\"$ \n" ); document.write( "

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