tan 15° + tan 75° + cot 15° + cot 15° =
Answers
Answered by
6
Answer:
0.3443401808
Explanation:
tan 15° + tan 75° + cot 15° + cot 15°
=0.3443401808
Answered by
1
Step-by-step explanation:
tan 75° + cot 15°= tan (90°-15°) + cot 15°= cot 15° + cot 15°= 2+√3+2+√3= 4+2√3= 2(2+√3)
tan 15°+ cot 15° = 4
tan 15° + tan 75° + cot 15° + cot 15° = 4+ 2(2+√3)
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