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FrankyDug
@FrankyDug
August 2022
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Пожалуйста, решите только 1е
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sedinalana
Verified answer
4(3x-11)+12x=(2x-5)²+13
12x-44+12x=4x²-20x+25+13
4x²-20x+38-24x+44=0
4x²-44x+82=0
2x²-22x+41=0
D=484-328=156
x1=(22-2√39)/4=5,5-0,5√39
x2=5,5+0,5√39
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Answers & Comments
Verified answer
4(3x-11)+12x=(2x-5)²+1312x-44+12x=4x²-20x+25+13
4x²-20x+38-24x+44=0
4x²-44x+82=0
2x²-22x+41=0
D=484-328=156
x1=(22-2√39)/4=5,5-0,5√39
x2=5,5+0,5√39