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Old 02-22-2010   #4
jmw106462

 
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1. (sqrt(a))^3x = (a^(x^2))((a^(1/7))^(-5-2x))
a^(3x/2) = (a^(x^2))(a^(-(5/7)-(2x/7)))
a^(3x/2) = a^(x^2 -(2/7)x -(5/7))
(3/2)x = x^2 -(2/7)x -(5/7)
0 = x^2 -(25/14)x -(5/7)
. 2^(-1) = log9(logx(1/343))
(1/2) = log9(logx(1/343))
9^(1/2) = logx(1/343)
3 = logx(1/343)
x^3 = (1/343)
x = (1/7)
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