2tan 30
![\div \div](https://tex.z-dn.net/?f=+%5Cdiv+)
![1 + tan ^{2} 30 1 + tan ^{2} 30](https://tex.z-dn.net/?f=+1+%2B+tan+%5E%7B2%7D+30)
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Answered by
1
hope it helps you.........
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dev307:
thanks for that. but I think it is wrong
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