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Find the approximate values of the following: `cos(60^o 30')`, given `1^o =0.0175^o, sin60^o = 0.8660`

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CHETANA PUBLICATION-Applications of Derivatives-Exercise
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  2. Find the approximate values of the following: sin( 31^o), given 1^o = ...

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  3. Find the approximate values of the following: cos(60^o 30'), given 1^o...

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  4. Find the approximate values of the following: tan(44^o), given 1^o = 0...

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  5. Find the approximate values of the following: cos(89^o 30'), given 1^o...

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