document.write( "Question 936101: What is the implied domain of f(x) = 2log(x+3? \n" ); document.write( "
Algebra.Com's Answer #569549 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! You cannot take the log of a negative number or 0.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So force the argument/input of the log to be positive\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x+3 > 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x > -3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Therefore, the domain is the set of real numbers x such that x > -3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "------------------------------------------------------------------------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If you need more one-on-one help, email me at jim_thompson5910@hotmail.com. You can ask me a few more questions for free, but afterwards, I would charge you ($2 a problem to have steps shown or $1 a problem for answer only).\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Alternatively, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Any amount is greatly appreciated as it helps me a lot. This donation is to support free tutoring. Thank you.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jim\r \n" ); document.write( "\n" ); document.write( "------------------------------------------------------------------------------------------------------------------------ \n" ); document.write( " |