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Answer:
tan 30⁰=1/√3
Step-by-step explanation:
tan (a-b) is formula used
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Solution !!!
Given : tan 41° - tan 11° / 1+ tan 41° . tan 11°
Formula!!
tan (a-b) = tan a - tan b / 1+ tan a. tan b
Evaluation!!
a= 41°
b= 11°
tan 41° - tan 11° / 1+ tan 41° . tan 11°
tan ( a-b)
tan (41°-11°)
tan (30°)
Now your answer!!
= tan 41°-tan 11° / 1+ tan 41° . tan 11°
= 1/√3
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