HP Prime Graphing Wireless Calculator Uživatelský manuál stáhnout pdf (Strana 202)

The denition of your new point is added to Symbolic view. When you return to Plot view, you will see a

point named D and it will have the same x-coordinate as point B.

If you can’t see point D, pan until it comes into view. The y coordinate of D will be the derivative of the

curve at point B.

Since it is diicult to read coordinates o the screen, we’ll add a calculation that will give the exact

derivative (to three decimal places) and which we can display in Plot view.

Adding some calculations

Numeric view is where you enter calculations.

Tap and choose Measure > slope.

154 Chapter 9 Geometry

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HP Prime Graphing Wireless Calculator Uživatelský manuál Strana 202