Question

Ajutor rezolvare completa va rog ajutor ​

Answer 1

Răspuns:

a)

$\frac{x(x + 1)}{3} = \frac{ {x}^{2} + x }{3}$

b)+d)

$\frac{x(x - 2)}{x + 1} = \frac{ {x}^{2} - 2x}{x + 1}$

$\frac{ {x}^{2} - 4 }{ {x}^{2} + 2x - 3 }$

c)

$\frac{x(x + 1)}{2(2x - 3)} = \frac{ {x}^{2} + x }{4x - 6 }$