Question

do it please..........

Answer 1

ʜᴇy ʙᴜᴅᴅy
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ᴛʜᴇ ɢɪᴠᴇɴ qᴜᴀᴅʀᴀᴛɪᴄ ᴇqᴜᴀᴛɪᴏɴ ʜᴀꜱ ᴇqᴜᴇʟ ʀᴏᴏᴛꜱ
ꜱᴏ ɪᴛꜱ ᴅɪꜱᴄʀɪᴍɪɴᴀɴᴛ ᴍᴜꜱᴛ ʙᴇ ᴢᴇʀᴏ..
ᴅ=ʙ²-4ᴀᴄ=0
={2(2ᴋ-3)}²-4(ᴋ-2)(5ᴋ-6)=0
=4(4ᴋ²+9-12ᴋ)-4(5ᴋ²-6ᴋ-10ᴋ+12)=0
=16ᴋ²+36-48ᴋ-4(5ᴋ²-16ᴋ+12)=0
=16ᴋ²+36-48ᴋ-20ᴋ²+64ᴋ-48=0
=-4ᴋ²+16ᴋ-12=0
=ᴋ²+4ᴋ-3=0
=ᴋ²-3ᴋ-ᴋ-3=0
=ᴋ(ᴋ-1)-3(ᴋ-1)
=(ᴋ-3)(ᴋ-1)=0
=>ᴋ-3=0 ᴏʀ ᴋ-1=0
ᴋ=3 ᴀɴᴅ ᴋ=1
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ʜᴏᴩᴇ ɪᴛ ʜᴇʟᴩꜱ.

Answer 2

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