Quadratic Links

 teachMathematics: Quadratic Links

How much information do you need about a quadratic function before you can sketch it? How do you find the intercepts from the equation? Surprisingly, the answers to these questions can usually be pieced together from existing knowledge. Start by matching the four bits of information that go with each sketch, then repeat the exercise but with less and less information each time! Eventually we see that the quadratic...

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