If 1^\circ=\\alpha radians, then the approximate value of \cos (60^\circ1') is

Correct Answer is : 12−α√3120

\frac{1}{2}+{\\alpha\\sqrt{3}/{120}

\frac{1}{2}-\frac{\\alpha}{120}

\frac{1}{2}-{\\alpha\\sqrt{3}/{120}

\frac{1}{2}+\frac{\\alpha}{120}

AP EAMCET Engineering 2011 Solved Paper

Section: Mathematics

Question : 87 of 160

Marks: +1, -0

If 1°=α radians, then the approximate value of cos(60°1′) is

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