document.write( "Question 483468: the square root of 16x^4 explain work
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Algebra.Com's Answer #330850 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "\"sqrt%2816x%5E4%29\"...first replace \"16\" with \"4%5E2\" and \"x%5E4\" with \"%28x%5E2%29%5E2+\"\r
\n" ); document.write( "\n" ); document.write( "=\"sqrt%284%5E2%2A%28x%5E2%29%5E2%29\"\r
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\n" ); document.write( "\n" ); document.write( "=\"sqrt%28%284x%5E2%29%5E2%29\"...cancel square root and power of two\r
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\n" ); document.write( "\n" ); document.write( "=\"4x%5E2\"
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