Question

solve this equation. [x]²=-[x]​

Answer 1

$let \: x = 1 \\ \\ {x}^{2} = - x \\ x = \sqrt{ - x} \\ 1 = \sqrt{ - 1} \\ 1 = \sqrt{ { - 1}^{2} } \\ 1 = \sqrt{1} \\ 1 = 1$

Answer 2

Answer:

1 = 1 , if you let x = 1 then you get 1 = 1