The menu map for the math menu – HP 20B User Manual
Page 24
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Mathematical Calculations
24
Figure 8 The Menu Map for the Math Menu
Press
<
to scroll through the menu items, starting with
Trigonometry.
The
Trigonometry, Hyperbolic,
and
Probability
items
have sub-menus. Press
I
with these items displayed to access the functions within the sub menus.
Press
O
to cancel the Math menu and return to current work. Press
:s
to return to the top of the Math menu.
For an example using the math menu to calculate Sin -1 (0.5), see Table 2-5.
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