document.write( "Question 386877: Please help! Find the exact value for the solution of the equation. Simplify the radical.
\n" ); document.write( "log((x^2+4))-log((x+2))=3+log((x-2)) \n" ); document.write( "

Algebra.Com's Answer #275304 by robertb(5830) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"log%28%28x%5E2+%2B+4%29%29-log%28%28x%2B2%29%29+=+log10%5E3+%2B+log%28%28x-2%29%29\"$ ;
\n" ); document.write( " $\"log%28%28x%5E2+%2B+4%29%2F%28x%2B2%29%29+=+log%2810%5E3%28x-2%29%29\"$ ;
\n" ); document.write( " $\"%28x%5E2+%2B+4%29%2F%28x%2B2%29+=+10%5E3%28x+-2%29\"$ ;
\n" ); document.write( " $\"x%5E2+%2B+4+=+10%5E3%28x%5E2+-+4%29\"$ ;
\n" ); document.write( " $\"x%5E2+%2B+4+=+10%5E3x%5E2+-+4%2A10%5E3\"$ ;
\n" ); document.write( " $\"4%2810%5E3+%2B+1%29+=+%2810%5E3+-+1%29x%5E2\"$ ;
\n" ); document.write( " $\"x%5E2+=+%284%2810%5E3+%2B+1%29%29%2F%2810%5E3+-+1%29\"$ ;
\n" ); document.write( " $\"x++=+2sqrt%28%284%2810%5E3+%2B+1%29%29%2F%2810%5E3+-+1%29%29\"$ . (The negative value of x has been eliminated, it won't satisfy the original equation.) \n" ); document.write( "

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