document.write( "Question 202863This question is from textbook college algebra
\n" ); document.write( ": How do you solve: \"+5+radical+-16+%2B+3+radical+-81+\" \n" ); document.write( "
Algebra.Com's Answer #153028 by jim_thompson5910(35256)\"\" \"About 
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\"5%2Asqrt%28-16%29%2B3%2Asqrt%28-81%29\" Start with the given expression.\r
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\n" ); document.write( "\n" ); document.write( "\"5%2Asqrt%28-1%2A16%29%2B3%2Asqrt%28-1%2A81%29\" Factor\r
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\n" ); document.write( "\n" ); document.write( "\"5%2Asqrt%28-1%29%2Asqrt%2816%29%2B3%2Asqrt%28-1%29%2Asqrt%2881%29\" Break up the roots\r
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\n" ); document.write( "\n" ); document.write( "\"5%2Ai%2Asqrt%2816%29%2B3%2Ai%2Asqrt%2881%29\" Replace \"sqrt%28-1%29\" with \"i\"\r
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\n" ); document.write( "\n" ); document.write( "\"5%2Ai%2A4%2B3%2Ai%2A9\" Take the square root of 16 to get 4. Take the square root of 81 to get 9.\r
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\n" ); document.write( "\n" ); document.write( "\"5%2A4%2Ai%2B3%2A9%2Ai\" Rearrange the terms.\r
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\n" ); document.write( "\n" ); document.write( "\"20%2Ai%2B27%2Ai\" Multiply\r
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\n" ); document.write( "\n" ); document.write( "\"47%2Ai\" Combine like terms.\r
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\n" ); document.write( "\n" ); document.write( "So \"5%2Asqrt%28-16%29%2B3%2Asqrt%28-81%29=47%2Ai\"
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