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Cot75°= 1. cot105° 2. cot285° 3. cot255°
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4 votes
Cot75°=

1. cot105°
2. cot285°
3. cot255°

User Nikola Dim
by
7.5k points

1 Answer

4 votes

Answer:

3. cot255°

Explanation:

The cotangent function has a period of 180°, so cot(75°+180°) will have the same value as cot(75°):

cot(75°) = cot(255°)

User Andreaspfr
by
8.2k points
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