Find out the value of given questions This question is related to trigonometry
Anup Shekhar , 6 Years ago
Grade 12th pass
Trigonometry> Find out the value of given questions Thi...
1 Answers
Arun
Last Activity: 6 Years ago
Dear student
indirectly we are asked for cos 5 theta
also tan 2 theta = cot 3 theta
tan 2 theta = tan (90 – 3 theta)
hence 5 theta = 90 degree
hence
cos 5 theta = cos 90 = 0
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