Question

5log корень из 5 (x)-log5 X=18

Answer 1

$5log_{5^\frac{1}{2}}x-log_5x=18;\ (5:\frac{1}{2})log_5x-log_5x=18;\\9log_5x=18;\log_5x=2;\\\boxed{x=5^2=25;}$

Answer 2

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