7. Systems of Equations & Matrices

Work each problem. Write the inequality that represents the region inside a circle with center (-5, -2) and radius 4.

Match each inequality with the appropriate calculator graph in A–D. Do not use a calculator y ≤ -3x - 6

Graph the solution set of each system of inequalities.

x + y ≥ 0

2x - y ≥ 3

Graph the solution set of each system of inequalities.

2x + y > 2

x - 3y < 6

Graph the solution set of each system of inequalities.

3x + 5y ≤ 15

x² + y² < 9

Graph the solution set of each system of inequalities.

4x - 3y ≤ 12

y ≤ x²

Graph the solution set of each system of inequalities. x + 2y ≤ 4 y ≥ x² - 1

Graph the solution set of each system of inequalities.

y ≥ (x - 2)² + 3

y ≤ -(x - 1)² + 6

Graph the solution set of each system of inequalities.

y ≥ x² + 4x + 4

y < -x²

Ggraph each inequality. x+2y≤8

Graph each inequality. x−2y>10

Graph each inequality. y≤(1/3)x

Graph each inequality. y>2x−1

Graph each inequality. x≤−3

Graph each inequality. y>−3