Question

helo friends what is polynomials​

Answer 1

Answer:

an expression of more than two algebraic terms, especially the sum of several terms that contain different powers of the same variable or variable s.

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Answer 2

ɪɴ ᴍᴀᴛʜᴇᴍᴀᴛɪᴄs, ᴀ ᴘᴏʟʏɴᴏᴍɪᴀʟ ɪs ᴀɴ ᴇxᴘʀᴇssɪᴏɴ ᴄᴏɴsɪsᴛɪɴɢ ᴏғ ᴠᴀʀɪᴀʙʟᴇs ᴀɴᴅ ᴄᴏᴇғғɪᴄɪᴇɴᴛs, ᴛʜᴀᴛ ɪɴᴠᴏʟᴠᴇs ᴏɴʟʏ ᴛʜᴇ ᴏᴘᴇʀᴀᴛɪᴏɴs ᴏғ ᴀᴅᴅɪᴛɪᴏɴ, sᴜʙᴛʀᴀᴄᴛɪᴏɴ, ᴍᴜʟᴛɪᴘʟɪᴄᴀᴛɪᴏɴ, ᴀɴᴅ ɴᴏɴ-ɴᴇɢᴀᴛɪᴠᴇ ɪɴᴛᴇɢᴇʀ ᴇxᴘᴏɴᴇɴᴛs ᴏғ ᴠᴀʀɪᴀʙʟᴇs. ᴀɴ ᴇxᴀᴍᴘʟᴇ ᴏғ ᴀ ᴘᴏʟʏɴᴏᴍɪᴀʟ ᴏғ ᴀ sɪɴɢʟᴇ ɪɴᴅᴇᴛᴇʀᴍɪɴᴀᴛᴇ, x, ɪs x² − 4x + 7.