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¡Û ´ÙÇ×½Ä ±Ù ã±â(Solve)
Solve[x^2 - 5 x + 6 == 0, x]
{{x -> 2}, {x -> 3}}
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¡Û ´ÙÇ×½Ä ±Ù ã±â(NSolve)
NSolve[x^5 - x^4 + 3 x^3 + 2 x^2 + x - 1 == 0, x]
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?Solve