Question

${5}^{x + 1} = \sqrt{ {5}^{x} }$
Qual o valor do X?​

Answer 1

Resposta:

${5}^{x + 1} = \sqrt{ {5}^{x} } \\ {5}^{x + 1} = {5^{x}}^{ \frac{1}{2} } \\ {5}^{x + 1} = {5}^{ \frac{x}{2} } \\ x + 1 = \frac{x}{2} \\ \frac{2x + 2 = x}{2} \\ 2x - x = - 2 \\ x = - 2$