Q. 4 which of the following is an irrational no. Root 23 Root 225 O 3.4123 None
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(ɪ) √23
ᴡᴇ ᴋɴᴏᴡ ᴛʜᴀᴛ ᴏɴ ғɪɴᴅɪɴɢ ᴛʜᴇ sǫᴜᴀʀᴇ ʀᴏᴏᴛ ᴏғ √23, ᴡᴇ ᴡɪʟʟ ɴᴏᴛ ɢᴇᴛ ᴀɴ ɪɴᴛᴇɢᴇʀ. ᴛʜᴇʀᴇғᴏʀᴇ, ᴡᴇ ᴄᴏɴᴄʟᴜᴅᴇ ᴛʜᴀᴛ 23 ɪs ᴀɴ ɪʀʀᴀᴛɪᴏɴᴀʟ ɴᴜᴍʙᴇʀ.
(ɪɪ) √225
ᴡᴇ ᴋɴᴏᴡ ᴛʜᴀᴛ ᴏɴ ғɪɴᴅɪɴɢ ᴛʜᴇ sǫᴜᴀʀᴇ ʀᴏᴏᴛ ᴏғ √225, ᴡᴇ ɢᴇᴛ 15, ᴡʜɪᴄʜ ɪs ᴀɴ ɪɴᴛᴇɢᴇʀ. ᴛʜᴇʀᴇғᴏʀᴇ, ᴡᴇ ᴄᴏɴᴄʟᴜᴅᴇ ᴛʜᴀᴛ 225 ɪs ᴀ ʀᴀᴛɪᴏɴᴀʟ ɴᴜᴍʙᴇʀ.
(ɪɪɪ) √0.3796
ᴡᴇ ᴋɴᴏᴡ ᴛʜᴀᴛ 0.3796 ᴄᴀɴ ʙᴇ ᴄᴏɴᴠᴇʀᴛᴇᴅ ɪɴᴛᴏ ᴘ/ǫ ᴡʜɪʟᴇ, ᴄᴏɴᴠᴇʀᴛɪɴɢ 0.3796 ɪɴᴛᴏ ᴘ/ǫ ғᴏʀᴍ, ᴡᴇ ɢᴇᴛ 0.3796 = 3796/10000 .
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