The value of the expression ${\rm{cos}}\,\,1^\circ \,\,.\,\,\cos \,\,2^\circ \ldots ..\cos \,\,179^\circ $ equals

JEE MATHEMATICS MCQ: TRIGONOMETRY RATIOS

1 Easy

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The value of the expression

\mathrm{cos}\,\,1^\circ \,\,.\,\,\cos \,\,2^\circ \ldots ..\cos \,\,179^\circ

equals

View answer and explanation

Correct option: A

\mathrm{0}

Option A (0) is correct because the product includes cos(90°), which is 0, making the entire product 0.

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