Math, asked by bathrinath13, 3 months ago

Simplify: sin 120° + cos 120° - tan 330 °

Answers

Answered by skpillai636

1

Answer:

120°, -135°, 150° and 180° are given below. 1. sin 120° = sin (1 × 90° + 30°) = cos 30° = √3/2; ... tan 120° = tan (1 × 90° + 30°) = - cot 30° = - √3; ... These trigonometrical ratios of some particular angles (120°, -135°, 150° and 180°) are required to solve various problems.

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