Question

$x^{2} -3x+m=0$
Найдите m ,x1 и x2 ,если x1 больше x 2 на 11

Answer 1

Ответ:

OTVET: m = -28, x1 =  7, x2 = -4

Объяснение:

x² - 3x + m = 0 & x1 = x2 + 11

x1 + x2 = 3

x2 + 11 + x2 = 3

2x2 = -8

x2 = -4

____

x1 + x2 = 3

x1 = 3 - x2 = 7

m = x1 × x2 = -28