Math, asked by sparklei, 1 year ago

cos 3 theta = √3/2 find theta

Answers

Answered by SidVK
2
cos 3 theta = √3/2

cos 3 theta = cos π/6

3 theta = π/6

3 theta = π/(6×3)

So, Theta = π/18........●

Hope it was helpful.

sparklei: yes it did helped me a lot i was just not able to solve this problem thank you
SidVK: Welcome dear!!
Answered by AdityaBaraskar
2
cos 3theta = √3/2

3theta = arccos (√3/2)

3theta = 30° or π/6

theta = 10° or π/18
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