Show that the value of: x×3-8x×2+12x-5=zero. when x=1
Answers
Answered by
1
Answer:
x=1
x³-8x²+12x-5=0
(1)³-8(1)²+12(1)-5=0
1-8+12-5=0
(-7)+7=0
0=0
L.H.S=R.H.S
Hence proved
Answered by
6
Answer:
ｓｏｌɳ:-
─────
ᏀᏆᏙᎬΝ,
Х=1
ᏔᎬ ΝᎬᎬᎠ Ͳ0 ҒᏆΝᎠ ᏙᎪᏞႮᎬ 0Ғ
x×3-8x×2+12x-5
ᴘᴜᴛɴɢ ᴛʜᴇ ᴠᴀʟᴜᴇ ᴏꜰ x ꜰᴏʀ ɢɪᴠᴇɴ ᴇQᴜᴀᴛɪᴏɴ➝
➯ 1×3-8×1×2+12×1(-5)
=> 3-16+12-5
=>-6
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┃ᴀɴꜱᴡᴇʀ ɪꜱ -6┃
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