document.write( "Question 369241: How do you simplify the square root of -225. The problem is written as (-) sign then the square root symbol with the number inside. \n" ); document.write( "
Algebra.Com's Answer #263100 by robertb(5830)\"\" \"About 
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\"sqrt%28-225%29+=+sqrt%28-1%2A225%29+=+sqrt%28-1%29%2Asqrt%28225%29+=+15i\", where i is called the imaginary unit, \"i+=+sqrt%28-1%29\". \n" ); document.write( "
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