Question

6х^2+5х-4=0 дискриминат пжжжж срочно

Answer 1

$6x^{2} + 5x - 4 = 0 \ d = 5^{2} - 4 times 6 times ( - 4) = 121 \ x1 = ( - 5 + sqrt{121} ) div (2 times 6) = 6 div 12 = 0.5 \ x2 = ( - 5 - sqrt{121} ) div (2 times 6) = - 16 div 12 = - frac{4}{3}$