Question

Решите уравнение

Answer 1

$\displaystyle\fracno numeric noise key 1044no numeric noise key 1043 +1 1042no numeric noise key 1041 \\ odz:x \neq 1 \fracno numeric noise key 1040no numeric noise key 1039 - 1038no numeric noise key 1037 =0 1036no numeric noise key 1035 1034{(x+1)^2} =0 1033{(x+1)^2} =0 1032{(x+1)^2} =0 1031{(x+1)^2} =0 1030{(x+1)^2} =0$

$\displaystyle5x-6+x^2=0 \\ \\ x^2+5x-6=0 \\ \\ D=25+24=49=7^2 \\ \\ x_{1} = \frac{-5+7}{2} = 1 \\ \\ x_2= \frac{-5-7}{2} =-6 \\ \\ Otvet:x_1=1 , x_2=-6$