## anonymous one year ago Calculate the discriminant. x2 – 2x + 4 = 0 A. –12 B. 20 C. 12 D. 0

1. Michele_Laino

the requested discriminant is given by the subsequent computation: $\Delta {\text{ = }}{\left( { - 2} \right)^2} - 4 \times 1 \times 4 = ...?$

2. anonymous

okay!

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