document.write( "Question 864939: Hi, i need to find the solution set of the equation :
\n" ); document.write( "2 log (base 2) (x+2) - log (base 2) (7x+2) = log (base x) x^2 - log (base square root of 3) 3\r
\n" ); document.write( "\n" ); document.write( "Please show the solution so that i know what to do in the exam. Thanks.
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Algebra.Com's Answer #521394 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "Hi
\n" ); document.write( "Re TY; Good Catch and Good work!
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\n" ); document.write( "\"Log%282%2C%28%28x%2B2%29%5E2%29%2F%287x%2B2%29%29+=+0\"
\n" ); document.write( "\"%28x%2B2%29%5E2%2F%287x%2B2%29+=+1\"
\n" ); document.write( " x^2 + 4x + 4 = 7x + 2
\n" ); document.write( "x^2 - 3x - 2 = 0
\n" ); document.write( "(x-2)(x-1) = 0, x = 1, 2
\n" ); document.write( "and IF...:)
\n" ); document.write( "\"log%28x%2C%28x%5E2%29%29+=+2\" and \"log%283%2C3%29+=+1\"
\n" ); document.write( "Therefore:
\n" ); document.write( "\"Log%282%2C%28%28x%2B2%29%5E2%29%2F%287x%2B2%29%29+=+2-1+=+1\"
\n" ); document.write( "\"%28x%2B2%29%5E2%2F%287x%2B2%29+=+2\" |Note: If log(2,X) = 1 then 2^1 = X
\n" ); document.write( " x^2 + 4x + 4 = 14x + 4
\n" ); document.write( " x^2 - 10x = 0
\n" ); document.write( " x(x-10) = 0, x = 10 |Note: root x = 0 is an extraneous root
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