Calculator usage: how to convert rectangular coordinates to polar with the Casio fx-260solar

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Tutoring calculus, you cover polar coordinates. The tutor shows how to convert from rectangular to polar coordinates on the Casio fx-260solar.

Example:

Convert the coordinates (-56,12) to polar with the Casio fx-260solar.

Solution:

  1. Key in 56 +/- SHIFT + 12 =
  2. Hopefully you get 57.27, which is the length.
  3. Now key in SHIFT, then the left bracket key.
  4. Hopefully you get 167.9, which is the angle in degrees.

HTH:)

Source:

Casio fx-260solar manual

Jack of Oracle Tutoring by Jack and Diane, Campbell River, BC.

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