document.write( "Question 60838: Would someone help me.
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document.write( "Solve the following equations. Round to 4 decimals when necessary.
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document.write( "a. logx 729/4096=6
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document.write( "b. log5 325=x
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document.write( "c. log2 (x-2)+log2 (x+1)=2
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document.write( "d. log (2x+6)-log(x-1)=1
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document.write( "Thank you for your help!\r
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document.write( "COULD SOMEONE PLEASE HELP!!!
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Algebra.Com's Answer #41812 by venugopalramana(3286)![]() ![]() You can put this solution on YOUR website! Would someone help me. \n" ); document.write( "Solve the following equations. Round to 4 decimals when necessary. \n" ); document.write( "a. logx 729/4096=6 \n" ); document.write( "X^6 = 729/4096 = 3^6/4^6 = (3/4)^6 \n" ); document.write( "X=3/4\r \n" ); document.write( "\n" ); document.write( "b. log5 325=x \n" ); document.write( "5^X = 325 ..IT GIVES IRRATIOAL SOLUTION...CHEK THE PROBLEM..IS IT 625..IF O \n" ); document.write( "5^X =625 = 5^4 \n" ); document.write( "X=4\r \n" ); document.write( "\n" ); document.write( "c. log2 (x-2)+log2 (x+1)=2 \n" ); document.write( "LOG[(X-2)(X+1)] TO BASE 2 = 2 \n" ); document.write( "(X-2)(X+1)=2^2=4 \n" ); document.write( "X^2-X-2-4=0 \n" ); document.write( "X^2-3X+2X-6=0 \n" ); document.write( "X(X-3)+2(X-3)=0 \n" ); document.write( "(X-3)(X+2)=0 \n" ); document.write( "X=3 ....SINCE X=-2 LEADS TO LOG OF NEGATIVE NUMBER WHICH IS IMAGINARY.\r \n" ); document.write( "\n" ); document.write( "d. log (2x+6)-log(x-1)=1 \n" ); document.write( "LOG[(2X+6)/(X-1)]=1 \n" ); document.write( "ASSUMING BASE TO BE 10 \n" ); document.write( "(2X+6)/(X-1)=10 \n" ); document.write( "2X+6 = 10X-10 \n" ); document.write( "8X = 16 \n" ); document.write( "X = 2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "Thank you for your help! \n" ); document.write( "COULD SOMEONE PLEASE HELP!!!\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |