Equation of a diameter of the circum circle of the triangle formed by the lines 3x+4y-7=0, 3x-y+5=0 and 8x-6y+1=0 is
1) 3x-y-5=0
2) 3x+y+5=0
3) 3x-y+5=0
4) 3x+y-5=0
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ᴇQᴜᴀᴛɪᴏɴ ᴏꜰ ᴀ ᴅɪᴀᴍᴇᴛᴇʀ ᴏꜰ ᴛʜᴇ ᴄɪʀᴄᴜᴍ ᴄɪʀᴄʟᴇ ᴏꜰ ᴛʜᴇ ᴛʀɪᴀɴɢʟᴇ ꜰᴏʀᴍᴇᴅ ʙʏ ᴛʜᴇ ʟɪɴᴇꜱ 3x+4ʏ-7=0, 3x-ʏ+5=0 ᴀɴᴅ 8x-6ʏ+1=0 ɪꜱ 3x−ʏ+5=0.
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