Hey Dear !!!
Solve this question given in this attachment .
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hope this helps you.
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ᴀ ʙᴏᴀᴛ ɪs ᴍᴏᴠɪɴɢ ᴡɪᴛʜ ᴀ ᴠᴇʟᴏᴄɪᴛʏ 3î+4ĵ ᴡɪᴛʜ ʀᴇsᴘᴇᴄᴛ ᴛᴏ ɢʀᴏᴜɴᴅ ᴛʜᴇ ᴡᴀᴛᴇʀ ɪɴ ᴛʜᴇ ʀɪᴠᴇʀ ɪs ᴍᴏᴠɪɴɢ ᴡɪᴛʜ ᴀ ᴠᴇʟᴏᴄɪᴛʏ -3î-4ĵ ᴡɪᴛʜ ʀᴇsᴘᴇᴄᴛ ᴛᴏ ɢʀᴏᴜɴᴅ ᴛʜᴇ ʀᴇʟᴀᴛɪᴠᴇ ᴠᴇʟᴏᴄɪᴛʏ ᴏғ ᴛʜᴇ ʙᴏᴀᴛ ᴡɪᴛʜ ʀᴇsᴘᴇᴄᴛ ᴛᴏ ᴡᴀᴛᴇʀ ɪs =>>
ʙ=3î+4ĵ
ʀ=-3î-4ĵ
ʙᴏᴛʜ ᴡɪᴛʜ ʀᴇsᴘᴇᴄᴛ ᴛᴏ ᴡᴀᴛᴇʀ=ʙ-ʀ
___________________=3î+4ĵ-(-3î-4ĵ)
__________________=3î+4ĵ+3î+4ĵ
__________________=6î+8ĵ✔
ᴏᴘᴛɪᴏɴ (ᴄ) 6î+8ĵ ɪs ʏᴏᴜʀ ᴀɴsʜᴡᴇʀ
ɪ ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘ ʏᴏᴜ☺
ʙ=3î+4ĵ
ʀ=-3î-4ĵ
ʙᴏᴛʜ ᴡɪᴛʜ ʀᴇsᴘᴇᴄᴛ ᴛᴏ ᴡᴀᴛᴇʀ=ʙ-ʀ
___________________=3î+4ĵ-(-3î-4ĵ)
__________________=3î+4ĵ+3î+4ĵ
__________________=6î+8ĵ✔
ᴏᴘᴛɪᴏɴ (ᴄ) 6î+8ĵ ɪs ʏᴏᴜʀ ᴀɴsʜᴡᴇʀ
ɪ ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘ ʏᴏᴜ☺
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