TS EAMCET 2017 Code A Solved Paper

Section: Mathematics

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Question : 1 of 160

Marks: +1, -0

If tan 20°=λ, then

tan‌160°−tan‌110°

1+(tan‌160°)(tan‌110°)

=

1+λ2
2λ
1+λ2
λ
1−λ2
λ
1−λ2
2λ

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