Question

2y^2+11y+10=0 прям срочно пожалуйста

Answer 1

$d = {11}^{2} - 10 times 4 times 2 = 121 - 80 = 41 \ sqrt{d} = sqrt{41} \ y(1) = ( - 11 + sqrt{41} ) div 4 \ y(2) = ( - 11 - sqrt{41} ) div 4$