defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities

Find the value of:
tan72° + tan39° + tan69°

1

1

2

0

3

tan72° tan39° tan69°

4

Cot72° cot39° cot69°

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