document.write( "Question 312779: solve: Sq. root of 64 + sq. root of 16= \n" ); document.write( "

Algebra.Com's Answer #223634 by Fombitz(32388) $\"\"$ $\"About$

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The square root can take on a positive or negative value,
\n" ); document.write( " $\"sqrt%2864%29=0+%2B-+8\"$
\n" ); document.write( " $\"sqrt%2816%29=0+%2B-+4\"$
\n" ); document.write( "So the sum can also have multiple values.
\n" ); document.write( " $\"sqrt%2864%29%2Bsqrt%2816%29=8%2B4=12\"$
\n" ); document.write( " $\"sqrt%2864%29%2Bsqrt%2816%29=8-4=4\"$
\n" ); document.write( " $\"sqrt%2864%29%2Bsqrt%2816%29=-8%2B4=-4\"$
\n" ); document.write( " $\"sqrt%2864%29%2Bsqrt%2816%29=-8-4=-12\"$ \n" ); document.write( "

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