Question

Help.

Complete the statement
The quadratic polynomial f(x) = x2 + cx + 4 has
1. a double root when c
(Give your answer in the form of comma separated list. Use symbolic notation and fractions where needed.)
2, no real roots when c2 <
(Use symbolic notation and fractions where needed.)
help (fractions)
Hint: Use the quadratic formula.

Image Transcription

Complete the statement The quadratic polynomial f(x) = x2 + cx + 4 has 1. a double root when c (Give your answer in the form of comma separated list. Use symbolic notation and fractions where needed.) 2, no real roots when c2 < (Use symbolic notation and fractions where needed.) help (fractions) Hint: Use the quadratic formula.

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