JEE Main 9 Apr 2019 Paper 1 Solved Paper

Section: Mathematics

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Question : 80 of 90

Marks: +1, -0

The value of cos210∘−cos‌10∘‌cos‌50∘+cos250∘ is :

[9 Apr 2019 Shift 1]

3
4
3
2
(1+cos 20°)
3
4
+cos 20°
3
2

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