1001 Algebra Problems.PDF

• LINEAR EQUATIONS AND INEQUALITIES–

Set 22 (Answers begin on page 188)

The problems in this set consist of graphing systems of linear inequalities.

337.The graphs of the lines y= 4 and y= x 2 form the boundaries of the shaded region. The solution set of
which of the following systems of linear inequalities is given by the shaded region?

a.y 4,y x+ 2

b.y4,yx+2

c.y4,yx+ 2

d.y 4,y x+ 2

–10 –8 –6 –4 –2 2 4 6 8 10 x

–2

–4

–6

–8

–10

–12

–14

10

12

14

8

6

4

2

y

x