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Mathematics, 22.07.2019 12:00 skylar7192

4x^2 - 24x + 7 = 3 i don't understand how to get to the final answer of x= 3 ± 2sqrt2

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4x^2 - 24x + 7 = 3 i don't understand how to get to the final answer of x= 3 ± 2sqrt2...
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