| Steps |
Key Sequence |
Screens |
| 1. Input Function, Piecewise-Defined Function, or Parametric Equation. |
Press DIAMOND key, then F1 key (for Y=) |
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Type the function |
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| 2. Graph |
Press DIAMOND key, then F3 key |
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| 3. Evaluate Function |
Press F5 |
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Press 1 (for Value) |
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Type in value for x or trace function until you reach the value for x. |
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| Note: For a parametric equation: type in value for t or trace curve until you reach the value for t. |
| Note: In this case, we are evaluating the function at x = –1. |
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Press ENTER |
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| Note: In this case, f(–1) = 2. |