document.write( "Question 630621: what is 3 inside the radical of 243x^8 ? \n" ); document.write( "
Algebra.Com's Answer #397048 by dfrazzetto(283)\"\" \"About 
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pull out the perfect cubes:\r
\n" ); document.write( "\n" ); document.write( "243 = 9 x 27, 27 is 3 cubed\r
\n" ); document.write( "\n" ); document.write( "x^8 = x^2(x^6), cube root of x^6 is x^2\r
\n" ); document.write( "\n" ); document.write( "answer is 3x^2(cube root of (9x^2))\r
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