जर a : b = \(\sqrt7 : \sqrt3\), तर (3a + 2b) : (3a - 2b) चे मूल्य समान आहे:
1
\(\frac{2 + \sqrt{21}}{(2 - \sqrt{21})}\)
2
\(\frac{2 + \sqrt{21}}{(-2 + \sqrt{21})}\)
3
\(\frac{2 - \sqrt{21}}{(2 + \sqrt{21})}\)
4
\(\frac{2 + \sqrt{21}}{(-2 - \sqrt{21})}\)
5