Question

(X-3) ³-25=0. Решите пожалуйста)

Answer 1

${x}^{2} - 6x + 9 - 25 = 0 \\ {x}^{2} - 6x - 16 = 0 \\ d = 36 + 64 = 100 \\ x1 = \frac{6 + 10}{2} = 8 \\ x2 = \frac{6 - 10}{2} = - 2$