Working With Two Relationships on a Set of Axes (Grade 11 NSC Matric Mathematical Literacy): Flashcards
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Point of intersection
Point of intersection
Where two graphs cross; both have same x and y values
Two components of intersection point
Two components of intersection point
Horizontal value (x-axis) and vertical value (y-axis)
Significance of intersection point
Significance of intersection point
Shows where two different situations become equal
Simplest method to find intersection
Simplest method to find intersection
Look at graph where two lines cross each other
Trial and improvement method
Trial and improvement method
Testing values until both equations give same result
Break-even analysis
Break-even analysis
Shows where business income equals costs
Break-even point meaning
Break-even point meaning
Business makes no profit or loss; income = costs
Before break-even point
Before break-even point
Costs exceed income; business makes a loss
After break-even point
After break-even point
Income exceeds costs; business makes a profit
Distance-time intersection application
Distance-time intersection application
Shows when/where two people travelling meet