iBall Andi 5Q Cobalt Solus, Руководство пользователя

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The Calculator offers two panels: basic and advanced. Switch back and
forth between panels by pressing MENU and selecting
„Advanced panel‟ or „Basic panel‟, as you wish.
Calculator panels
Two calculator‟s panels are available: basic and advanced. Use the Basic
panel to enter numbers and perform basic addition, subtraction,
multiplication, and division. Use the Advanced panel to insert advanced
operators or delimiters, such as sine, cosine, tangent, square root, log, etc.
Switch back and forth between calculator panels by pressing MENU and
selecting „Advanced panel‟ or „Basic panel‟ as you wish.
As soon as you select an advanced operator, the panel switches back to
Basic, where your operator appears. When you touch a key on the screen,
the key flashes red to let you know the selection was made. Make sure you
see the red flash before entering your next number or completing the
operation.
To delete numbers, one at a time, touch CLEAR on the screen.
To clear your operation history, press MENU and select „Clear history‟.