AP EAPCET 16th May 2023 Shift 1 Solved Paper

Section: Mathematics

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Question : 20 of 160

Marks: +1, -0

In △ABC, if cos‌A⋅cos‌B⋅cos‌C=‌

1

5

, then tan‌A‌tan‌B+tan‌B‌tan‌C+tan‌C‌tan‌A=

4
‌
11
5
6
‌
6
5

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