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nikita62rus
@nikita62rus
July 2022
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решите уровнение
9^(x^2-3)=3^(3*x-7)
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hello93
Ответ : х=1;0,5
1 votes
Thanks 1
армения20171
9^(x²-3)=3^(3x-7) ;x€R
3^(2x²-6)=3^(3x-7)
2x²-6=3x-7
2x²-3x+1=0
D=9-8=1
x=(3±1)/4
x1=1;x2=1/2
0 votes
Thanks 1
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Answers & Comments
Ответ : х=1;0,5
3^(2x²-6)=3^(3x-7)
2x²-6=3x-7
2x²-3x+1=0
D=9-8=1
x=(3±1)/4
x1=1;x2=1/2