The area of an artist square canvas can hold 113 square inches of paint . what is the approximate length of one side of the canvas?

The length of one side of the canvas is approximately .

Because the canvas is a square, both its length and width should be the same. The area of a square is just the measure of a side, squared.

Since the area is given, , all you need to do is find a number that, when squared, is .

You can find this number by taking the square root of . This will give you:



...which is the approximate length of a side of the canvas.

Do you need with the x value for the minimum? its always between the two intercepts for a parabola