Question

Решите уравнение
4х² - 8х + 3 = 0

Answer 1

$4 {x}^{2} - 8x + 3 = 0 \ \ 4 {x}^{2} - 8x = - 3 \ (2x) {}^{2} - 2 times 2 times 2x = - 3 \ (2x) {}^{2} - 2 times 2 times 2x + 4 = - 3 + 4 \ (2x - 2) {}^{2} = 1 \ 2x - 2 = 1 : : ili : : : 2x - 2 = - 1 \ \ x1 = frac{3}{2} \ x2 = frac{1}{2}$