Algebra 1: Quadratic Functions Unit Notes

Help students understand quadratic functions with these structured, student-friendly guided notes! This resource walks Algebra 1 students through each form of quadratic function (vertex form, standard form, and factored form) and gives them the opportunity to graph using each form.

These notes are perfect for learning how to graph all forms of quadratic functions in Algebra 1.

Topics Covered

• Key features of quadratic graphs
• Vertex form
• Standard form
• Factored form
• All forms of Quadratic Functions

Vocabulary

• Domain and range
• Vertex
• Axis of symmetry
• x-intercepts and y-intercepts
• Identifying maximum and minimum values
• Determining where a graph is increasing or decreasing
• Understanding how the value of "a" changes the shape of a parabola (narrow, wide, normal)
• How the sign of "a" affects whether a parabola opens up or down
• Graphing quadratic functions using a table