Question

5 в степени 2X+1=125

Answer 1

Решение и ответ:

$\displaystyle {5^{2x+1}}=125$

$\displaystyle {5^{2x+1}}={5^3}$

$\displaystyle 2x+1=3$

$\displaystyle 2x=3-1$

$\displaystyle 2x=2$

$\displaystyle x=2\div2$

$\displaystyle \boxed{x=1}$