document.write( "Question 350948: Simplify: 28sqrt45\r
\n" ); document.write( "\n" ); document.write( "The answer is 84sqrt5, but I don't know how to get it.
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Algebra.Com's Answer #250836 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"28%2Asqrt%2845%29\" Start with the given expression.\r
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\n" ); document.write( "\n" ); document.write( "\"28%2Asqrt%289%2A5%29\" Factor 45 as 9*5 (one of the factors must be a perfect square)\r
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\n" ); document.write( "\n" ); document.write( "\"28%2Asqrt%289%29%2Asqrt%285%29\" Break up the root\r
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\n" ); document.write( "\n" ); document.write( "\"28%2A3%2Asqrt%285%29\" Take the square root of 9 to get 3.\r
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\n" ); document.write( "\n" ); document.write( "\"84%2Asqrt%285%29\" Multiply 28 and 3 to get 84.\r
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\n" ); document.write( "\n" ); document.write( "So \"28%2Asqrt%2845%29=84%2Asqrt%285%29\"\r
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\n" ); document.write( "\n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r
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\n" ); document.write( "\n" ); document.write( "Also, feel free to check out my tutoring website\r
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\n" ); document.write( "\n" ); document.write( "Jim
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