how do i solve for x in: x^log x=x^2/100?
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bluewasabii asked:
the left side of the eq, i mean “log base 10 of x”
the left side of the eq, i mean “log base 10 of x”
arghh i’ve been stuck on this problem forever ._. please help thanks.
Edward











April 9th, 2008 at 1:56 am
Take log of both sides:
log x log x = log (x/10)²
(log x)² = 2 log (x/10)
(log x)² = 2 (log x - log 10)
(log x)² - 2 log x + 2 = 0
By the quadratic formula, the roots are imaginary. There are no real solutions.