The value of tan 55- 35- 1- 2- 3- - 90- isa -2b 2c 1d 0

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Relation between Trigonometric Ratios

The value of ...

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The value of $\frac{\tan 55 °}{\cot 35 °}$ + cot 1° cot 2° cot 3° .... cot 90°, is

(a) −2
(b) 2
(c) 1
(d) 0

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