Question

iti). If ris irrational and s is rational then r+s and r-s are
c) None of these
b) irrational number
a)rational number​

Answer 1

ɪʀʀᴀᴛɪᴏɴᴀʟ ɴᴜᴍʙᴇʀ

ɪꜰ ʀ ɪꜱ ʀᴀᴛɪᴏɴᴀʟ,ᴀɴᴅ ꜱ ɪꜱ ɪʀʀᴀᴛɪᴏɴᴀʟ,ᴛʜᴇɴ ʀ+ꜱ, ʀ-ꜱ, ʀꜱ ᴀɴᴅ ʀ/ꜱ ᴀʀᴇ ɪʀʀᴀᴛɪᴏɴᴀʟ ɴᴜᴍʙᴇʀꜱ

ᴀɴʏ ᴏᴘᴇʀᴀᴛɪᴏɴ ᴘᴇʀꜰᴏʀᴍᴇᴅ ᴏɴ ᴛʜᴇ ɴᴜᴍʙᴇʀꜱ ᴡʜᴇʀᴇ ᴏɴᴇ ɴᴜᴍʙᴇʀ ɪꜱ ʀᴀᴛɪᴏɴᴀʟ ᴀɴᴅ ᴏᴛʜᴇʀ ɪꜱ ɪʀʀᴀᴛɪᴏɴᴀʟ ᴛʜᴇɴ ᴛʜᴇ ʀᴇꜱᴜʟᴛɪɴɢ ɴᴜᴍʙᴇʀ  ᴡɪʟʟ ᴀʟᴡᴀʏꜱ ᴀ ɪʀʀᴀᴛɪᴏɴᴀʟ ɴᴜᴍʙᴇʀ

ᴛʜᴇ ɪʀʀᴀᴛɪᴏɴᴀʟ ɴᴜᴍʙᴇʀꜱ ᴀʀᴇ ɴᴏɴ ᴛᴇʀᴍɪɴᴀᴛɪɴɢ ɴᴜᴍʙᴇʀꜱ  

ᴛʜᴇ ᴘʀᴏᴅᴜᴄᴛ , ᴀᴅᴅɪᴛɪᴏɴ , ᴅɪᴠɪꜱɪᴏɴ ᴀɴᴅ ꜱᴜʙᴛʀᴀᴄᴛɪᴏɴ ᴏꜰ ʀᴀᴛɪᴏɴᴀʟ ᴀɴᴅ  ɪʀʀᴀᴛɪᴏɴᴀʟ ɴᴜᴍʙᴇʀ ɪꜱ ɪʀʀᴀᴛɪᴏɴᴀʟ

Answer 2

$\huge\bigstar\underline\mathcal\blue{Answer:-}$

Option B) Irrational number.

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