The value of { \sin ⁡30^{ \circ } \sin ⁡60^{ \circ }}/{\cos ⁡60^{ \circ }\cos ⁡30^{ \circ }}−\tan ⁡45^{ \circ } is:

SSC CGL 6 Mar 2020 Shift 2 Paper

Question : 68 of 100

Marks: +1, -0

The value of

\;{\ sin\;⁡30^{\;∘\;}\ sin\;⁡60^{\;∘\;}}/{\cos\;⁡60^{\;∘\;}\cos ⁡30^{ ∘ }}−\tan ⁡45^{ ∘ }

is:

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