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Name ________________________________________ Date __________________ Class__________________ LESSON x-x 8-2 Practice B Characteristics of Quadratic Functions Find the zeros of each quadratic function from its graph. 1. 2. ________________________ 3. _________________________ ________________________ Find the axis of symmetry of each parabola. 4. 5. ________________________ 6. _________________________ ________________________ For each quadratic function, find the axis of symmetry of its graph. 7. y = 3x 2 − 6x + 4 8. y = −x 2 + 4x ________________________ _________________________ 9. y = 4x2 + 1 x +3 2 ________________________ Find the vertex of each parabola. 10. y = 3x 2 − 6x − 2 ________________________ 11. y = 3x 2 + 12x − 10 _________________________ 12. y = x 2 + 2x − 35 ________________________ Original content Copyright © by Holt McDougal. Additions and changes to the original content are the responsibility of the instructor. 8-12 Holt McDougal Algebra 1
