Review — Difficulty 2/10

Trigonometry · Real-world applications

Review skills for this standard. Write answers where shown.

Together with a parent

1. Linear model: slope 7, through (0, 10). Write f(x) = ___ 2. Exponential: f(0)=7, growth factor 2. f(x)=___ 3. Which model fits: equal differences or equal ratios? ___

Written review

1. Linear model: slope 9, through (0, 12). Write f(x) = ___ 2. Exponential: f(0)=9, growth factor 2.2. f(x)=___ 3. Which model fits: equal differences or equal ratios? ___ 4. Parameter meaning: in f(x)=17(0.8)ˣ, 0.8 represents ___ 5. Predict f(12) from your model: ___ 6. When does the model break down? Explain. ___

_See printable PDF for diagram._

___________________________ ___________________________ ___________________________ ___________________________ ___________________________

Skills checklist

• [ ] Identifies appropriate model type
• [ ] Writes or selects a model for data

___________________________ ___________________________ ___________________________ ___________________________