4. In a quadratic equation, what do you call the value b² - 4ac?
A. The Denominator
C. The Diameter
C. The discriminant
D. The divisor
5. Which of the following quadratic equations has no real roots?
A 2x² + 4x=3
B. t²-8t-4=0
C. 3s²-2s=-5
D. -2r²+r+7=0
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Answer:
4. c. the discriminant
5. c. 3s²-2s=-5
answer: 4.c.The discriminant
5.c.[tex]3s^{2}[/tex]-2s=_5