COMPLEX NUMBERS Basic Operations (Page 4 of 5)

Now put the calculator in rectangular complex (a+bi) mode and repeat the previous command.

 MODE key. [a+bi] ENTER key.

 2nd QUIT key. 2nd ENTRY key. ENTER key.

 Calculator screen image. Calculator screen image.

Notice the second attempt returned a complex result instead of an error message. Whenever you are working with a calculation that may involve complex values, and want to obtain a correct result, be sure to set the calculator to a+bi mode first!
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