hasil rasional daru [tex] \frac{3}{4 - \sqrt{3} } [/tex] adalah??

[tex] = \frac{3}{4 - \sqrt{3} } \\ = \frac{3}{4 - \sqrt{3} } \times \frac{4 + \sqrt{3} }{4 + \sqrt{3} } \\ = \frac{12 + 3 \sqrt{3} }{16 - 3} \\ = \frac{12 + 3 \sqrt{3} }{13} \\ = \frac{12}{13} + \frac{3}{13} \sqrt{3} [/tex]