The test point method is used to determine which side of the boundary line to shade. Choose a test point not on the line (usually (0,0) if it's not on the line), substitute into the inequality, and if it's true, shade that side; if false, shade the opposite side.

Break down complex topics into smaller, manageable chunks for easier recall.

Zambia

• ivwananji siwale – 29 pts

• Distance of A Straight Line
• Mid-point of A Line
• Equation of a Straight Line
• Parallel and Perpendicular Lines
• COMMUNICATION SYSTEMS