document.write( "Question 114644: I have a couple questions that are hard for me to answer.\r
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document.write( "1. what is the answer to this? log(2)(x^2+2x-44)=2?
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Algebra.Com's Answer #83413 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! log(2)(x^2+2x-44)=2? \r \n" ); document.write( "\n" ); document.write( "That says x^2+2x-44 = 2^2 \n" ); document.write( "x^2+2x-48 = 0 \n" ); document.write( "(x+8)(x-6) = 0 \n" ); document.write( "x = -8 ; x = 6 \n" ); document.write( "----------- \n" ); document.write( "Checking: \n" ); document.write( "x = -8 \n" ); document.write( "log(2)(64-16-44) = 2 \n" ); document.write( "log(2)(4) = 2 \n" ); document.write( "4 = 2^2 \n" ); document.write( "----------------- \n" ); document.write( "Checking: \n" ); document.write( "x = 6 \n" ); document.write( "log(2)(36+2*6-44) = 2 \n" ); document.write( "log(2)(4) = 2 \n" ); document.write( "4 = 2^2 \n" ); document.write( "-------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |