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Mathematics, 21.05.2020 10:58 Kenastryker808

After being rearranged and simplified, which of the following equations could
be solved using the quadratic formula? Check all that apply.
A. 5x + 4 = 3x2 - 2
B. x2 + x + x = 0
O C. - x2 + 4x + 7 = 2x2 - 9
OD. -3x2 +9x+3x? = 14 + x - 1

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