Algebra Know-It-ALL

228 The Cartesian Plane

–6 –2–4 2 6

2

4

6

–2

–4

–6

x

y

(4,2)

(4,–2)

(0,0)

(1,1)

(1,–1)

Figure 14-5 Cartesian graph of the relation y=±(x1/2).

–6 –4 –2 2 6

2

4

6

–2

–4

–6

x

y

(0,0) (4,2)

(1,1)

4

Figure 14-6 Cartesian graph of the relation y=x1/2.