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freya-holmes_60950ff47349c
freya-holmes_60950ff47349c
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freya-holmes_60950ff47349c
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May 2021
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O valor de a é - 1 , então tá errado rfaça as contas com a = -1
in
-x²+6x-9=0 esta certo ou naaao?
Comment by
freya-holmes_60950ff47349c
May 2021
