Question

Допоможіть будь ласка!​

Answer 1

$\frac{3x {}^{2} - 5x - 2}{x {}^{2} - 4 } \\ \\ \frac{3x {}^{2} + x - 6x - 2 }{(x - 2) \times (x + 2)}$

$\frac{x \times (3x + 1) - 2(3x + 1)}{(x - 2) \times (x + 2) \\ \\ \\ } \\ \frac{(3x + 1) \times (x - 2)}{(x - 2) \times (x + 2)}$

$= \frac{3x + 1}{ x + 2}$