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Quadratic Function
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What is the value of a in the function: f(x) = 2x - 5 + 4x^2?
4
What is the opening of the graph of f(x) = -3x + x^2 + 8?
upward
Which among the following has a wider graph f(x) = 2x^2 or f(x) = x^2 + 4?
f(x) = x^2 + 4
What value affects the width of the graph of a quadratic function?
absolute value of a
Is the function f(x) = -4x + x^2 + 10 a quadratic function?
Yes
What is the degree of a quadratic function?
2
What is the quadratic parent function?
f(x) = x^2
When a > 0, the graph of the quadratic function opens __________.
upward
What is the opening of the graph of the quadratic function y = -x^2 - 10x - 24?
downward
What do you call the point where the parabola touches/ crosses the y-axis?
y-intercept
True or False: When the parabola opens upward, the graph has a maximum point.
False
What do you call the graph of quadratic function?
Parabola