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любашка0108
@любашка0108
August 2022
2
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помогите пожалуйста решить
(2-x)^2+(9-x)^2=2x^2-3
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Nikitashtora
1 votes
Thanks 4
jekadva
4-4x+x²+81-18x+x²=2x²-3
2x²-22x+85=2x²-3
2x²-2x²-22x=-3-85
-22x=-88
x=88:22
x=4
1 votes
Thanks 3
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Answers & Comments
2x²-22x+85=2x²-3
2x²-2x²-22x=-3-85
-22x=-88
x=88:22
x=4