Review — Difficulty 8/10

Algebra I · Honors · Exponential patterns and function comparisons

Review skills for this standard. Write answers where shown.

Together with a parent

1. Linear model: slope 13, through (0, 16). Write f(x) = ___ 2. Exponential: f(0)=13, growth factor 2.6. f(x)=___ 3. Which model fits: equal differences or equal ratios? ___

Written review

1. Linear model: slope 15, through (0, 18). Write f(x) = ___ 2. Exponential: f(0)=15, growth factor 2.8. f(x)=___ 3. Which model fits: equal differences or equal ratios? ___ 4. Parameter meaning: in f(x)=23(0.8)ˣ, 0.8 represents ___ 5. Predict f(18) from your model: ___ 6. When does the model break down? Explain. ___

_See printable PDF for diagram._

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Skills checklist

• [ ] Identifies appropriate model type
• [ ] Writes or selects a model for data
• [ ] Interprets parameters in context
• [ ] Explains Exponential patterns and function comparisons without prompts

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