Bentuk sederhana dari: 2ײ+x-3 / 16x⁴-81 =

[tex] \frac{2 x^{2} + x - 3}{16 x^{4} - 81 } \\ \\ = \frac{(2x + 3)(x - 1)}{(4 x^{2} + 9)(4 x^{2} -9)} \\ \\ =\frac{(2x + 3)(x - 1)}{(4 x^{2} + 9)(2 x +3)(2x - 3)} \\ \\ =\frac{(x - 1)}{(4 x^{2} + 9)(2x - 3)}[/tex]