Question

Subtract the second expression from the first in the following ​

Answer 1

• ᴡʀɪᴛᴇ ʙᴏᴛʜ ᴛʜᴇ ᴇxᴘʀᴇssɪᴏɴs ɪɴ ᴛʜɪs ғᴏʀᴍ.

$( {t}^{3} - {t}^{2} ) - (3 {t}^{3} + {t}^{2} )$

• ᴏᴘᴇɴ ᴛʜᴇ ʙʀᴀᴄᴋᴇᴛs.

$={t}^{3} - {t}^{2} - 3 {t}^{3} - {t}^{2}$

• sᴜʙᴛʀᴀᴄᴛ/ᴀᴅᴅ ʟɪᴋᴇ ᴛᴇʀᴍs.

$= ( {t}^{3} - 3{t}^{3} ) - ( {t}^{2} + {t}^{2} )$

• ғɪɴᴀʟ ᴀɴsᴡᴇʀ :-

$= - 2 {t}^{3} - 2 {t}^{2}$