document.write( "Question 966219: ln (x+1) + ln (x+3) < ln (x+7) \n" ); document.write( "

Algebra.Com's Answer #590673 by Fombitz(32388) $\"\"$ $\"About$

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\n" ); document.write( "Look for values when the parabola is below the straight line,
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\n" ); document.write( "However since the logarithm only takes positive values,
\n" ); document.write( "take the argument that has the minimum value,
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\n" ); document.write( "Putting those two limits together,
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