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Mathematics, 25.09.2020 18:01 mat1413

Solve the following quadratic equation: 2x^2+19x+40=-2

A. x=2 or x= -9.5
B. x=-3.5 or x=-6
C. x=-2 or x=-21
D. x=6 or x=7

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Solve the following quadratic equation: 2x^2+19x+40=-2

A. x=2 or x= -9.5
B. x=-3....
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