if cos 3 theta=root 3/2, where 0
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Answered by
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cos3 theta = √3/2
cos3theta=cos30°
3theta=30°
theta=10
cos3theta=cos30°
3theta=30°
theta=10
Answered by
11
ʜᴇʏᴀ!!
ʜᴇʀᴇ's ʏᴏᴜʀ ᴀɴsᴡᴇʀ
___________________
ᴄᴏs 3 ᴛʜᴇᴛᴀ = √3 / 2
ᴏʀ , ᴄᴏs 3 ᴛʜᴇᴛᴀ = ᴄᴏs 30° [ ᴡᴇ ᴋɴᴏᴡ, ᴄᴏs 30° = √3 / 2 ]
ᴏʀ , 3 ᴛʜᴇᴛᴀ = 30°
ᴏʀ , ᴛʜᴇᴛᴀ = 30° / 3
•°• ᴛʜᴇᴛᴀ = 10°
sᴏ , ᴛʜᴇ ᴠᴀʟᴜᴇ ᴏғ ᴛʜᴇᴛᴀ ɪs 10°
_______________________
ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘs ʏᴏᴜ ᴅᴇᴀʀ! :)
# ᴅᴇᴠɪʟ ᴋɪɴɢ
ʜᴇʀᴇ's ʏᴏᴜʀ ᴀɴsᴡᴇʀ
___________________
ᴄᴏs 3 ᴛʜᴇᴛᴀ = √3 / 2
ᴏʀ , ᴄᴏs 3 ᴛʜᴇᴛᴀ = ᴄᴏs 30° [ ᴡᴇ ᴋɴᴏᴡ, ᴄᴏs 30° = √3 / 2 ]
ᴏʀ , 3 ᴛʜᴇᴛᴀ = 30°
ᴏʀ , ᴛʜᴇᴛᴀ = 30° / 3
•°• ᴛʜᴇᴛᴀ = 10°
sᴏ , ᴛʜᴇ ᴠᴀʟᴜᴇ ᴏғ ᴛʜᴇᴛᴀ ɪs 10°
_______________________
ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘs ʏᴏᴜ ᴅᴇᴀʀ! :)
# ᴅᴇᴠɪʟ ᴋɪɴɢ
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