Graphs of Quadratic Functions
Grade 8•45 minutes•igcse math 0580 extended
Learning Objective
I can identify the key features of a quadratic graph (vertex, intercepts, axis of symmetry) and use them to sketch the curve.
Practice Questions
This lesson includes 19 practice questions to reinforce learning.
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1. Identify the vertex of the quadratic function y = 2(x + 1)² - 3.
2. For the quadratic function y = -(x - 2)² + 5, determine whether the parabola opens upwards or downwards. Explain your reasoning.
3. How does the value of 'a' in the quadratic function y = a(x - h)² + k affect the width of the parabola? Explain with examples.
...and 16 more questions
Educational Video
Quick Way of Graphing a Quadratic Function in Vertex Form
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