What Are Quadratic Graphs
This lesson covers:
- What quadratic graphs are
- How to recognise the equations for quadratic graphs
Which of the following graphs is a quadratic?
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Which of the following equations represents a quadratic graph?
y=x2+3x−5
y=2x+3
y=x4−6x2+2x−1
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Quadratic graphs always have a __________ line of symmetry down the middle.
Vertical
Horizontal
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Quadratic graphs curve upwards or downwards depending on whether the coefficient of the x2 term is positive or negative.
Which of the graphs below show a quadratic graph with a positive coefficient, as in:
2x2−3x−2
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Which of the following equations represents a quadratic graph?
y=2x3−2x+3
y=x5+3x−5
y=−6x2+1
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