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Mathematics, 06.07.2019 21:00 jude3412
Bonjour pourriez vous m'aider avec cette équation du second degré? j'ai du mal à comprendre le concept. merci -9x² + 1 = 0
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Bonjour pourriez vous m'aider avec cette équation du second degré? j'ai du mal à comprendre le conc...
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