Find the value of 0 in following:
(i) 2 cos 30 = 1
(ii) tan 50 = 1
Answers
Answered by
1
Answer:
20° and 9° respectively
Step-by-step explanation:
Let theta=x here
Then, 2cos3x=1
cos3x=1/2
3x=60°
x=20°
tan5x=1
5x=45°
x=9°
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