The graph of the polynomial ax² + bx + c is a downward parabola if
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Step-by-step explanation:
Thus, in order to get the quadratic polynomial ax2+bx+c always positive, it must be an upward parabola. Now we know that, for a quadratic polynomialax2+bx+c, a>0 represents an upward parabola whereas a<0 represents a downward parabola.
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Answer:
if value of x is negative
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