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Students and professionals solving everyday math problems quickly.
Trin 1: Diskriminant
b² − 4ac = (-3)² − 4(1)(2) = 1
Trin 2: Rodtype
Δ > 0 → To forskellige reelle rødder
Trin 3: Andengradsformel
x = (−b ± √Δ) / 2a
x = (−(-3) ± √1) / 2(1)
To forskellige reelle rødder
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