Помогите решить, пожалуйста! 1. log(7) x - 1 = 6log(x) 7
2. log(x) 2 * log(2x) 2 = log(4x) 2
3. (0,4)^(lg^2 x - 1) = (6,25)^(-2-lg x^2)
2. log(x) 2 * log(2x) 2 = log(4x) 2
3. (0,4)^(lg^2 x - 1) = (6,25)^(-2-lg x^2)
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