If the parabola is smiling and its vertex is above the x-axis, then it is always negative.
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If the parabola is smiling and its vertex is above the x-axis, then it is always negative.
To solve this problem, we'll analyze what is implied if the parabola is smiling (opening upwards) and if its vertex is located above the x-axis:
Therefore, the given statement is Incorrect.
Incorrect
The graph of the function below intersects the X-axis at points A and B.
The vertex of the parabola is marked at point C.
Find all values of \( x \) where \( f\left(x\right) > 0 \).
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