Connecting BIG ideas and Answering the Essential Questions
1 Equivalence
Vertex form of a quadratic function shows the vertex of the parabola. Standard form is “calculator ready.” Both forms give additional information. |
The Different Forms of a Quadratic Function (Lessons 4-1 and 4-2)
Each has axis of symmetry x = 1. Each is a stretch of |
Modeling With Quadratics (Lessons 4-3 and 4-9)
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2 Function
Any quadratic function is possibly a stretch or compression, a reflection, and a translation of |
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3 Solving Equations and Inequalities
The real solutions of a quadratic equation show the zeros of the related quadratic function and the x-intercepts of its graph. |
Helpful Aids for Solving Quadratic Equations (Lessons 4-4, 4-6, 4-8)
Factor a quadratic: Complete the square: Complex numbers: where |
Solving Quadratic Equations (Lessons 4-5, 4-7)
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Choose the correct term to complete each sentence.