1.

$\frac{2 sin68^{0}}{cos22^{0}}- \frac{2 cot15^{0}}{5tan75^{0}}-\frac{3 tan45^{0}.tan20^{0}.tan40^{0}.tan50^{0}.tan70^{0}}{5}$is equal to1). -12). 03). 14). 2

Answer» OPTION 3 is the CORRECT ANSWER as per the answer key


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