Question

Решите уравнение
Х+25Х¯¹=10
Х+36х¯¹=-12

Answer 1

x+25x^-1=10
x+36x^-1=-12

x+25/x=10
x+36/x=-12

x^2+25/x=10
x^2+36/x=-12

x^2+25-10x=0. x1,2=5
x^2+36+12x=0. x1,2= -6