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Need help math problem asap, OFFERING DOUBLE 12 POINTS!

Need help math problem asap, OFFERING DOUBLE 12 POINTS!-example-1
User Easility
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The discriminant must be positive for two real solution:



d= 4^2-4c = 4(4-c) > 0



c < 4


Answer: -5, third choice



User Dallas Caley
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