document.write( "Question 642027: This problem involves a radical in the denominator. Please I would like to know how to solve this step by step.\r
\n" ); document.write( "\n" ); document.write( "(3x + 3)÷Öx + 1 \n" ); document.write( "
Algebra.Com's Answer #403949 by Edwin McCravy(20054)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "(3x + 3)÷Öx + 1\r\n" );
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document.write( "Write as a fraction:\r\n" );
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document.write( "\"%283x%2B3%29%2Fsqrt%28x%2B1%29\"\r\n" );
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document.write( "Factor 3 out of the numerator:\r\n" );
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document.write( "\"%283%28x%2B1%29%29%2Fsqrt%28x%2B1%29\"\r\n" );
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document.write( "Multiply by \"sqrt%28x%2B1%29%2Fsqrt%28x%2B1%29\", which just equals 1:\r\n" );
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document.write( "\"%283%28x%2B1%29%29%2Fsqrt%28x%2B1%29\"·\"sqrt%28x%2B1%29%2Fsqrt%28x%2B1%29\"\r\n" );
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document.write( "Indicate the multiplication of numerators and denominators:\r\n" );
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document.write( "\"%283%28x%2B1%29sqrt%28x%2B1%29%29%2F%28sqrt%28x%2B1%29sqrt%28x%2B1%29%29\"\r\n" );
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document.write( "A square root multiplied by itself is the same as squaring the\r\n" );
document.write( "square root so it takes away the \"sqrt%28%22%22%29\".\r\n" );
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document.write( "\"%283%28x%2B1%29sqrt%28x%2B1%29%29%2F%28x%2B1%29\"\r\n" );
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document.write( "Now we can cancel the (x+1)'s\r\n" );
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document.write( "\"%283%28cross%28x%2B1%29%29sqrt%28x%2B1%29%29%2F%28cross%28x%2B1%29%29\"\r\n" );
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document.write( "All that's left is:\r\n" );
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document.write( "3Öx + 1\r\n" );
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document.write( "Edwin
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