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Mathematics, 14.08.2020 14:01 lilred58

The sum of a number and its square is 42. Which equation can be used to find the two numbers for which this is true?
x2 + x = 42
x2 + 2x = 42
x2 + x + 42 = 0
x2 + 2x + 42 = 0

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Answers: 3

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