document.write( "Question 973625: ln(x-1) + ln(x+2) = 1
\n" ); document.write( "I would like to know HOW to get the answer. \n" ); document.write( "

Algebra.Com's Answer #595747 by Fombitz(32388) $\"\"$ $\"About$

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Use the law of logarithms,
\n" ); document.write( " $\"ln%28a%29%2Bln%28b%29=ln%28ab%29\"$
\n" ); document.write( "So the next step would be,
\n" ); document.write( " $\"ln%28%28x-1%29%28x%2B2%29%29=1\"$
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