Question

Решите уравнение:
x²+x-6/x²-x-2=0
Срочно

Answer 1

1) х^2 + Х - 6 = ( Х - 2 )( x + 3 )
D = 1 + 24 = 25 = 5^2
X1 = ( - 1 + 5 ) : 2 = 2
X2 = ( - 1 - 5 ) : 2 = - 3
2) x^2 - x - 2 = ( x - 2 )( x + 1 )
D = 1 + 8 = 9 = 3^2
X1 = ( 1 + 3 ) : 2 = 2
X2 = ( 1 - 3 ) : 2 = - 1
X не равен 2 ; - 1
Ответ 3

Answer 2

Ответ ( - 3 )