Find the value of Cos square10+cos square50+ cos square 70 =?
Sandeep kumar , 7 Years ago
Grade 12th pass
Trigonometry> Find the value of Cos square10+cos square...
1 Answers
Ayanava Datta
Last Activity: 7 Years ago
the answer of the given question will be 1.5/(3/2)
this answer will be come by using submultiple multipal formula
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