document.write( "Question 998634: Please help me and show step by step.\r
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document.write( "Find the largest value of x that satisfies:
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document.write( "log_3 (x^ 2) −log_3(x+2)=2\r
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document.write( "x=_______________
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Algebra.Com's Answer #616401 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! log_3 (x^ 2) −log_3(x+2)=2 \n" ); document.write( "Raise to the 3 power \n" ); document.write( "x^2/x+2)=9 \n" ); document.write( "x^2=9x+18 \n" ); document.write( "x^2-9x-18=0 \n" ); document.write( "quadratic formula \n" ); document.write( "x=(1/2)+/- (9 +/- sqrt (81+72); sqrt (153)=12.37 \n" ); document.write( "largest value is 21.37/2= 10.69 \n" ); document.write( "check \n" ); document.write( "log3 (114.28)-log3(12.69)=2 \n" ); document.write( "4.31-2.3 (approximate)=2 \n" ); document.write( "The largest value is 10.69 \n" ); document.write( " |