### Home > A2C > Chapter 4 > Lesson 4.1.1 > Problem 4-6

4-6.

Sketch *y* = *x*^{2}, *y* = −3*x*^{2}, and *y* = −0.25*x*^{2} on the same set of axes. What does a negative coefficient do to the graph? 4-6 HW eTool (Desmos). Homework Help ✎

Use the eTool below to view the graph of the equations.

Click the link at right for the full version of the eTool: A2C 4-6 HW eTool

Make tables for each equation. Use an equal number of positive and negative values in your tables. Remember to use the order of operations and square first before multiplying by the negative coefficient.

The negative coefficient causes parabolas to open downward.