Question

Решите уравнение
$(x - 2) {}^{4} + 3(x - 2) {}^{2} - 10 = 0$
хелп​

Answer 1

Ответ:

$- x {}^{2} - 12x + 12 + 3x {}^{2} - 12x + 12 = 0 \\ 2x {}^{2} - 24x + 24 = 0 \\ x {}^{2} - 12x + 12 = 0 \\ d = 96 > 0 \\ x1 = \frac{12 + 4 \sqrt{6} }{2} \\ x2 = \frac{12 - 4 \sqrt{6} }{2}$