Engineering
Mathematics
Graph of Quadratic Expression and Properties
Question

Let f(x) = ax2 + bx + c is a quadratic polynomial. If 3a+3b+c=1 and 4a + 2b + c = 0, then which of the following may be possible? (a, b, c ∈ R)

b2 – 4ac < 0

c=−4+23

b2 – 4ac = 0

b2 – 4ac > 0

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Solution