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7^(-|x-3|)*log(2,6*x-(x^2)+7)>=1 inequation

A inequation with variable

The solution

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 -|x - 3|    /13*x    2    \     
7        *log|---- - x  + 7| >= 1
             \ 5           /     
$$7^{- \left|{x - 3}\right|} \log{\left(\left(- x^{2} + \frac{13 x}{5}\right) + 7 \right)} \geq 1$$
7^(-|x - 3|)*log(-x^2 + 13*x/5 + 7) >= 1
Solving inequality on a graph