Concepts and Applications

Concepts

• Variable
• Related variables
• Scatter plots of data
• Mathematical model
• Independent and dependent variables
• Relation
• Function
• Domain and rule
• Discrete vs. continuous functions
• Real vs. measurable functions
• Exact vs. approximate functions
• Calculational vs. conceptual functions
• Formula
• Equation
• Expression (mathematical)
• Additive function
• Multiplicative function
• Symmetries: odd and even functions
• Algebra of functions
• Inverse functions
• Logarithms
• Significant digits

Applications

• Decline of cigarette consumption
• Decline of daily newspapers
• Installment loan payments
• Making sense of numerical answers