Question

Срочно!!!!! 25 баллов ​

Answer 1

Ответ:

1) x = -1, x = 1

2)

Объяснение:

1)

${3}^{2x} \times 3 - 10 \times {3}^{x} + 3 = 0$

$( {3}^{x} ) {}^{2} \times 3 - 10 \times {3}^{x} + 3 = 0$

$t {}^{2} \times 3 - 10t + 3 = 0$

$t = 3$

$t = \frac{1}{3}$

${3}^{x} = 3$

${3}^{x} = \frac{1}{3}$

$x = 1$

$x = - 1$