Question

25^x = 5^-x помогите

Answer 1

${25}^{x} = {5}^{ - x} \\ ( {5}^{2} ) {}^{x} = {5}^{ - x} \\ {5}^{2x} = {5}^{ - x} \\ 2x = - x \\ 3x = 0 \\ x = 0$

Ответ: 0