AP EAMCET Engineering 25 Apr 2017 Shift 1 Paper

Section: Mathematics

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Question : 22 of 160

Marks: +1, -0

cos‌

2π

15

‌cos‌

4π

15

‌cos‌

8π

15

‌cos‌

14π

15

=

9
16
1
8
1
16
1
24

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