Question

What is Trigonometry?​

Answer 1

Answer:

Trigonometry us the branch of mathematics

Step-by-step explanation:

It is concerned with specific functions of angles and their application to calculations

Answer 2

Answer:

ʜᴇʀᴇ ɪs ʏᴏᴜʀ ᴀɴsᴡᴇʀ ⬇️

Step-by-step explanation:

ᴛʀɪɢᴏɴᴏᴍᴇᴛʀʏ, ᴛʜᴇ ʙʀᴀɴᴄʜ ᴏғ ᴍᴀᴛʜᴇᴍᴀᴛɪᴄs ᴄᴏɴᴄᴇʀɴᴇᴅ ᴡɪᴛʜ sᴘᴇᴄɪғɪᴄ ғᴜɴᴄᴛɪᴏɴs ᴏғ ᴀɴɢʟᴇs ᴀɴᴅ ᴛʜᴇɪʀ ᴀᴘᴘʟɪᴄᴀᴛɪᴏɴ ᴛᴏ ᴄᴀʟᴄᴜʟᴀᴛɪᴏɴs. 

ᴅᴇʀɪᴠᴀᴛɪᴠᴇs ᴏғ ʙᴀsɪᴄ ᴛʀɪɢᴏɴᴏᴍᴇᴛʀɪᴄ ғᴜɴᴄᴛɪᴏɴs

(sɪɴx)′=ᴄᴏsx,(ᴄᴏsx)′=−sɪɴx. ᴜsɪɴɢ ᴛʜᴇ ǫᴜᴏᴛɪᴇɴᴛ ʀᴜʟᴇ ɪᴛ ɪs ᴇᴀsʏ ᴛᴏ ᴏʙᴛᴀɪɴ ᴀɴ ᴇxᴘʀᴇssɪᴏɴ ғᴏʀ ᴛʜᴇ ᴅᴇʀɪᴠᴀᴛɪᴠᴇ ᴏғ ᴛᴀɴɢᴇɴᴛ

(ᴄsᴄx) = (1sɪɴx) = − 1sɪɴ2 x⋅(sɪɴx) = − ᴄᴏs x sɪɴ 2 x = − ᴄᴏs x sɪɴ x⋅1sɪɴ x =−ᴄᴏᴛ x ᴄsᴄx.