HP 48gII ƒƒƒ„ìQ2, *„Ü5+1/3

The cursor is shown as a left-facing key. The cursor indicates the current edition location. For example, for the cursor in the location indicated above, type now:

*„Ü5+1/3

The edited expression looks as follows:

Suppose that you want to replace the quantity between parentheses in the denominator (i.e., 5+1/3) with (5+π2/2). First, we use the delete key (ƒ) delete the current 1/3 expression, and then we replace that fraction with π2/2, as follows:

ƒƒƒ„ìQ2

When hit this point the screen looks as follows:

In order to insert the denominator 2 in the expression, we need to highlight the entire π2 expression. We do this by pressing the right arrow key (™) once. At that point, we enter the following keystrokes:

/2

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