Question

definfe like irrationals give examples
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Answer 1

A real number that can NOT be made by dividing two integers (an integer has no fractional part). "Irrational" means "no ratio", so it isn't a rational number. ... Example: π (the famous number "pi") is an irrational number, as it can not be made by dividing two integers.

Answer 2

ᴀɴ ɪʀʀᴀᴛɪᴏɴᴀʟ ɴᴜᴍʙᴇʀ ɪs ᴀ ᴛʏᴘᴇ ᴏғ ʀᴇᴀʟ ɴᴜᴍʙᴇʀ ᴡʜɪᴄʜ ᴄᴀɴɴᴏᴛ ʙᴇ ʀᴇᴘʀᴇsᴇɴᴛᴇᴅ ᴀs ᴀ sɪᴍᴘʟᴇ ғʀᴀᴄᴛɪᴏɴ. ɪᴛ ᴄᴀɴɴᴏᴛ ʙᴇ ᴇxᴘʀᴇssᴇᴅ ɪɴ ᴛʜᴇ ғᴏʀᴍ ᴏғ ᴀ ʀᴀᴛɪᴏ. ɪғ ɴ ɪs ɪʀʀᴀᴛɪᴏɴᴀʟ, ᴛʜᴇɴ ɴ ɪs ɴᴏᴛ ᴇǫᴜᴀʟ ᴛᴏ ᴘ/ǫ ᴡʜᴇʀᴇ ᴘ ᴀɴᴅ ǫ ᴀʀᴇ ɪɴᴛᴇɢᴇʀs ᴀɴᴅ ǫ ɪs ɴᴏᴛ ᴇǫᴜᴀʟ ᴛᴏ . ᴇxᴀᴍᴘʟᴇ: √2, √3, √5, √11, √21, π

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