1-6-5 InputSTo delete an unneeded key operation

Use B and C to move the cursor to the location immediately to the right of the key operation you want to delete, and then press . Each press of deletes one command to the left of the cursor.

Example: To change the expression 369 σ σ 2 to 369 σ 2(1) * (2) B

Tip

You can move the cursor without using the cursor key by tapping at the destination with the stylus. This causes the cursor to jump to the location where you tap.

STo correct a calculation expression

Use B and C to move the cursor to the location immediately to the right of the location you want to correct, and then press .

Example: To correct cos(60) so it becomes sin(60)(1) Use the mathematics (mth) keyboard to input “cos(60)”.*3AE?

Tapping the 3key causes it to change to (and displays a key set for inputting trigonometric functions.

(2) Move the cursor to the location immediately to the right of “cos(”.BBB(3)Delete “cos(”.



(4)Input “sin(”.

Q

(5)Tap (to return to the initial math (mth) key set. See “Using the Math (mth) Keyboard” on page 1-6-8 for details.

Tip

• Or, drag your stylus across “cos(” to select it and input “sin(”.

After you make all of the changes you want, press to calculate the result. To continue inputting the calculation, press C to move the cursor to the end of the calculation, and input what you want.

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