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Mathematics, 25.10.2021 01:00 dillondelellis2006

*10 for the function y = x2 + 4x + 9 calculate the expression b2 - 4ac. explain how this tells that function doesn't have any square root .

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*10 for the function y = x2 + 4x + 9 calculate the expression b2 - 4ac. explain how this tells that...
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