F(x) = 5x² + 4x + 2 Tentukan diskriminan​

D = b² – 4ac

5x² + 4x + 2 → a=5, b=4, c=2

D = b² – 4ac

D = 4² – 4(5)(2)

D = 16 – 40

D = -24

Jawaban:

D = b² – 4ac

= 4² – (4.5.2)

= (4×4) – (4.4.2)

= 16 – 40

= –24

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