document.write( "Question 212845: Sqrt(-5)sqrt(-20) \n" ); document.write( "

Algebra.Com's Answer #160813 by MathTherapy(10552) $\"\"$ $\"About$

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Sqrt(-5)sqrt(-20)\r
\n" ); document.write( "\n" ); document.write( " $\"sqrt%28-5%29%2Asqrt%28-20%29\"$ ----> $\"sqrt%28-1%2A5%29%2Asqrt%28-1%2A4%2A5%29\"$ ----> $\"i%2Asqrt%285%29%2Ai%2Asqrt%284%29%2Asqrt%285%29\"$ ----> $\"2i%5E2%2Asqrt%285%29%2Asqrt%285%29\"$ ----> $\"2%28-1%29%2A5\"$ = $\"highlight_green%28-10%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"sqrt%28-5%29%2Asqrt%28-20%29\"$ ----> $\"sqrt%28-5%2A-20%29\"$ ----> $\"sqrt%28-1%2A5%2A-1%2A4%2A5%29\"$ ----> $\"sqrt%28-1%29%2Asqrt%28-1%29%2Asqrt%284%29%2Asqrt%285%29%2Asqrt%285%29\"$ -----> $\"i%2Ai%2Asqrt%284%29%2Asqrt%2825%29\"$ ----> $\"i%5E2%2A2%2A5\"$ = $\"-1%2A2%2A5\"$ = $\"highlight_green%28-10%29\"$ \n" ); document.write( "

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