Maharashtra State BoardHSC Science (Computer Science) 11th
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Answer the following: State the signs of cot 1899° - Mathematics and Statistics

Sum

Answer the following:

State the signs of cot 1899°

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Solution

1899° = 5 x 360° + 99°

∴ 1899° and 99° are co-terminal angles.

Since 90° < 99° < 180°,

99° lies in the 2nd quadrant.

∴ 1899° lies in the 2nd quadrant.

∴ cot 1899° is negative.

Concept: Signs of Trigonometric Functions in Different Quadrants
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Chapter 2: Trigonometry - 1 - Miscellaneous Exercise 2 [Page 33]
Q II. (2)
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Balbharati Mathematics and Statistics 1 (Arts and Science) 11th Standard Maharashtra State Board
Chapter 2 Trigonometry - 1
Miscellaneous Exercise 2 | Q II. (2) | Page 33
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