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Type in your base and then press the button that says y with an x as an exponent (last row of the small buttons, second from the left). and then type in your exponent.
The "problem" is not how to calculate with numbers expressed in Scientific Notation but how to enter a number given to you in scientific notation. Once the number is entered you do not have to do anything special. If you have to multiply it use the (x) button. to add it use the + button, etc.
How to enter a number in scientific notation.
Type in the mantissa (example 6.022) Press the [X10^x] at the bottom of keypad. Enter the exponent (example 23) with this example you will have entered Avogadro's number 6.022x10^23 Other example 1.6 [X10^x] (-) 19 enters the electron charge in Coulombs. The exponent is negative that is why you press the change sign key (-).
Press 2nd [SCI] to switch the calculator to display all results in scientific notation. The results are the same whether you do it in scientific notation or not, it's just how the number is displayed.
Not a single button, no. You can press MODE down-arrow down-arrow down-arrow down-arrow right-arrow 2 ENTER to switch to scientific notation, then 2ND ENTER ENTER to repeat the previous computation.
Press the [SHIFT][MODE] to access the (SETUP) screen. -See the screen capture below. Press [7:Sci] to select the output display format to be Scientific. You will then be prompted to key in a number between 0 and 9 to choose the number of decimal digits.
If you do not want fractions nor radicals set the default Input/Output format to LineIO. To do so press [SHIFT][MODE][2:LineIO]. After that perform the steps given above to select Scientific format for the output.
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