Question

100x квадрате-16=0 дискриминанте

Answer 1

$100 {x}^{2} - 16 = 0 | div 4 \ 25 = {x}^{2} - 4 = 0 \ 25 {x}^{2} = 4 \ {x}^{2} = frac{4}{25} \ \ x 1= frac{2}{5} \ \ x2 = - frac{2}{5}$

Зачем дискриминант...