X^2*log343(x+3) <= log7(x^2+6x+9)

Введите вашу математическую задачу... x^2*log343(x+3) <= log7(x^2+6x+9)

Вопрос

x^{2} * l o g 343 (x + 3) <= l o g 7 (x^{2} + 6 x + 9)

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