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Mathematics 19 Online
OpenStudy (anonymous):

Solve -2x2 +3x - 9 = 0. x equals quantity of 3 plus or minus 3i square root of 7 all over 4 x equals quantity of 3 plus or minus 9i square root of 7 all over 4 x equals quantity of negative 3 plus or minus 3i square root of 7 all over 4 x equals quantity of negative 3 plus or minus 9i square root of 7 all over 4

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