90 likes | 216 Views
5.2 (day 1) Properties of Parabolas. Objectives: To graph quadratic functions. Graph of a Quadratic Function in Standard Form. Quadratic Functions in the form of y = ax 2 +c. Using your graphing calculator compare the graphs of the following: y = x 2 y = -x 2 y = x 2 + 4 y = -x 2 – 3
E N D
5.2 (day 1) Properties of Parabolas Objectives: To graph quadratic functions
Quadratic Functions in the form of y = ax2+c • Using your graphing calculator compare the graphs of the following: • y = x2 • y = -x2 • y = x2 + 4 • y = -x2 – 3 • y = 3x2 • y = ¼ x2 + 2 Conclusions:
Graph: • y = x2 + 1 • Opens _______ • Axis of symmetry _________ • Vertex ________ • y-int _________ • Table of values
Graph: • y = -3x2 - 5 • Opens _______ • Axis of symmetry _________ • Vertex ________ • y-int _________ • Table of values
Graph: • y = 1/3x2 +1 • Opens _______ • Axis of symmetry _________ • Vertex ________ • y-int _________ • Table of values
Graph: • y = 1/2x2 + x + 3 • Opens _______ • Axis of symmetry _________ • Vertex ________ • y-int _________ • Table of values
Graph: • y = -2x2 + 4x + 2 • Opens _______ • Axis of symmetry _________ • Vertex ________ • y-int _________ • Table of values
Assign: • Pg. 244 # 1-5, 10-13, 15, 20