- #1
songoku
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Homework Statement
[tex]1. \frac{x^{log~7x^2}}{7 x^{log~4x}}=7^{log_2 2~-1}[/tex]
[tex]2. 100 x^{log x~-1}+x^{log_2 x ~-2}=20000[/tex]
Homework Equations
The Attempt at a Solution
1.
The RHS = 1, so xlog 7x2 = 7 xlog 4x
Stuck...
2. Completely dunno...
PS: log is not natural logarithm