Question

f(x)=4x²+2x навьючивать f(x)=0

Answer 1

Ответ:

$4 {x}^{2} + 2x = 0 \\ 2x(2x + 1) = 0 \\ 2x = 0 \\ x1 = 0 \\ 2x + 1 = 0 \\ 2x = - 1 \\ x 2= - \frac{1}{2}$