document.write( "Question 855209: Log(x+2) - log(x-1) = logx - log(x+3) \n" ); document.write( "

Algebra.Com's Answer #515152 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "Log(x+2) - log(x-1) - logx + log(x+3)= 0
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document.write( "Log (x+2)(x+3)/x(x-1) = 0       
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document.write( "     (x+2)(x+3)/x(x-1) = 10^0 = 1
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document.write( "     (x+2)(x+3)= x(x-1) 
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document.write( "     x^2 + 5x + 6 = x^2 - x
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document.write( "          6x= -6
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document.write( "           x = -1  Extraneous solution
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document.write( " NO solution
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