document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1002254>Question 1002254</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the exact solution of the equation \r<BR>\n" );
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document.write( "log4 = 1+log(x+1) </SPAN>\n" );
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document.write( "log4 = 1+log(x+1)\r<BR>\n" );
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document.write( "solution    <BR>\n" );
document.write( "  we know log10=1   substitute  1= log10\r<BR>\n" );
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document.write( "log4 = 1+log(x+1)<BR>\n" );
document.write( "log4= log10 +log(x+1)   by using law log m +logn =log (mn)<BR>\n" );
document.write( "log 4= log[10(x+1)]    by anti log  <BR>\n" );
document.write( "4=10(x+1)<BR>\n" );
document.write( "4/10 = x+1<BR>\n" );
document.write( "0.4 =x+1<BR>\n" );
document.write( "x=0.4-1=-0.6 </SPAN>\n" );
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