document.write( "Question 29879: Find all real solutions of the following equation:log[4]x+log [4] (x+12) = 3\r
\n" ); document.write( "\n" ); document.write( "Here are the possible solutions:
\n" ); document.write( "(1) x=12
\n" ); document.write( "(2) x=4
\n" ); document.write( "(3) x= 16,12
\n" ); document.write( "(d) none of these
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Algebra.Com's Answer #16649 by Cintchr(481)\"\" \"About 
You can put this solution on YOUR website!
log[4]x+log [4] (x+12) = 3 when adding, you are really multiplying
\n" ); document.write( " log[4](x)(x+12) = 3
\n" ); document.write( " log [4] (x^2 + 12x) = 3
\n" ); document.write( "[4] is the base
\n" ); document.write( "3 is the power
\n" ); document.write( "x^2 + 12x is what they equal
\n" ); document.write( "\"+4%5E3+=+x%5E2+%2B+12x+\"
\n" ); document.write( "\"+64+=+x%5E2+%2B+12x+\"
\n" ); document.write( "\"+0+=+x%5E2+%2B+12x+-64+\" factor
\n" ); document.write( "\"+0+=+%28x%2B16%29%28x-4%29+\"
\n" ); document.write( "\"+0+=+x%2B16+\" or \"+0+=+x-4+\"
\n" ); document.write( "\"+-16+=+x+\" or \"+4+=+x+\"\r
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