Search results for: 'x^2 + y^2 -4a+1'
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- x^2-x-7a+a^2=модель 7x-a
- x^2 8x-105
- x^2 y^2 -4a 1
- x^2-x-7a a^2=модель 7x-a
- y^2-x=2a 8
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