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April 23, 2014

April 23, 2014

Posted by **krissy** on Sunday, December 7, 2008 at 3:04pm.

- math -
**Michael**, Sunday, December 7, 2008 at 3:14pmis that log(x(x+2))=2 or is it (log(x)) times (X+2)=2?

- math -
**krissy**, Sunday, December 7, 2008 at 3:33pm(logx)(x+2)=2

- math -
**Reiny**, Sunday, December 7, 2008 at 5:00pmmore than likely you want

log_{x}(x+2) = 2

then

x^2 = x+2

x^2-x-2 = 0

(x-2)(x+1) = 0

x = 2 or x = -1

but the base of any log has to be positive so,

x = 2

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