document.write( "Question 761549: how does 1/2 square root of 5 + 1 1/2 square root of 20 equals 7/2 square root of 5? \n" ); document.write( "
Algebra.Com's Answer #463301 by ramkikk66(644)\"\" \"About 
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how does 1/2 square root of 5 + 1 1/2 square root of 20 equals 7/2 square root of 5?\r
\n" ); document.write( "\n" ); document.write( "\"%281%2F2%29%2Asqrt%285%29+%2B+%283%2F2%29+%2A+sqrt%2820%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"%281%2F2%29%2Asqrt%285%29+%2B+%283%2F2%29+%2A+sqrt%284%2A5%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"%281%2F2%29%2Asqrt%285%29+%2B+%283%2F2%29+%2A+sqrt%284%29+%2A+sqrt%285%29\" (because sqrt(a*b) = sqrt(a) * sqrt(b)\r
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\n" ); document.write( "\n" ); document.write( "\"%281%2F2%29+%2A+sqrt%285%29+%2B+3+%2A+sqrt%285%29\" ---> sqrt(4) = 2\r
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\n" ); document.write( "\n" ); document.write( "\"%287%2F2%29+%2A+sqrt%285%29+\"\r
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