Mathematics for IGCSE & O level - Sketching Curves (Section 3 - No. 23)
What is the shape of the graph of a quadratic function with a positive coefficient for the \(x^2\) term?
A straight line
A parabola opening upwards
A parabola opening downwards
A cubic curve
Explanation
The shape of a quadratic function with a positive \(x^2\) coefficient is a parabola that opens upwards.
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