How to use your smartphone as your on demand formula and calculator


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valid only for smartphone with microphone icon. Touch the white input box button. Next touch microphone icon . Next speak "S one" or Quadratic. Always use the word point for whole number. For example say 5 point 0 instead of saying five.
Sometimes it does not work then just enter manually because it is still learning.

Or enter your subscriber number for example, S1

or keyword such as quadratic, volume

or formula number like 29

Then press the search button.

OR Touch the Search Formula Button