find the value of cos^2(73*)+cos^2(47*)+cos(73*)cos(47*)
where * represnt degrre
chaman , 11 Years ago
Grade 12
Trigonometry> find the value of cos^2(73*)+cos^2(47*)+c...
1 Answers
Nirmal Singh.
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Nirmal Singh
Askiitians Faculty
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