Question

Решите уравнение (9x – 3)(5x + 2)(x² + 4х) = 0

Answer 1

Объяснение:

$(9x - 3)(5x + 2)( {x}^{2} + 4x) = 0 \\ 9x - 3 = 0 \\ 9x = 3 \\ x = \frac{3}{9} = \frac{1}{3} \\ \\ 5x + 2 = 0 \\ 5x = - 2 \\ x = - \frac{2}{5} \\ \\ {x}^{2} + 4x = 0 \\ x(x + 4) = 0 \\ x = 0 \\ x + 4 = 0 \\ x = - 4$

Answer 2

Ответ:

Во вложении

Объяснение: