AP EAMCET Engineering 24 Apr 2017 Shift 1 Paper

Section: Mathematics
© examsiri.com
Question : 21 of 160
 
Marks: +1, -0
cos4
Ï€
12
+cos4
5Ï€
12
+cos4
7Ï€
12
+cos4
11Ï€
12
=
Go to Question: