Math, asked by A5J, 7 months ago

If 7A=π then prove that
cos A.cos 2A.cos 3A= 1/8


please I want step by step explaination I will make as brainliest​

Attachments:

Answers

Answered by kingp7342
1

Step-by-step explanation:

Hope its helpful please mark me as brainliest

Attachments:
Similar questions