Basic Input HelpΒΆ

In order to draw function graph, enter function using the built-in keypad

../../images/keybd_abc2.png
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The keypad has built-in arrows for more accurate positioning of the cursor in the input area.

The Sin button on the keypad shows keypad that allows input of trigionometric functions:

../../images/keybd_sin2.png
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Spaces are not taken into account.

To draw function (1 - cos(3x))^2:

  1. To get started, select the “(x)” on the keypad, to enter the brackets
  2. Then select “1” and “-” inside the brackets
  3. Press “cos (x)” on the trigonometric functions keypad and then put the cursor inside the parentheses of the cosine function
  4. Enter “3” and “x” on the main keypad
  5. Place the cursor at the very end, press “x1” on the keypad, and then press “2”
  6. Press the “Solve” button