Home > A2C > Chapter 4 > Lesson 4.2.3 > Problem 4-108
4-108.
Find the x- and y-intercepts and the vertex of y = x2 + 2x − 80, sketch the graph, and write the equation in graphing form. Homework Help ✎
Find the x-intercepts and use them to locate the vertex.
y = (x + 1)2 − 81
