Question

[x]^2= x+ 2{x}
please help​

Answer 1

Answer:

The answer to this question will be 4

Answer 2

$\color{aqua} \sf \underbrace{ answer }$

${x}^{2} = x + 2x \\ = > {x}^{2} = 3x \\ = > x \times x = 3x \\ = > x = \frac{3x}{x} = 3$

hope it helps.... :)