In Problems 19 and 20, find the quadratic function for which:19. Vertex is (2, −4); y-intercept is −1620. Vertex is ( - 1, 2); contains the point (1, 6)

Intermediate Algebra
10th Edition
ISBN:9781285195728
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter9: Functions
Section9.2: Functions: Their Graphs And Applications
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In Problems 19 and 20, find the quadratic function for which:
19. Vertex is (2, −4); y-intercept is −16
20. Vertex is ( - 1, 2); contains the point (1, 6)

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