Prime Factorisation; Trigonometry - Casio Fx-82AU PLUS II User Manual

Prime factorization
Mode: 1 Computation
Method: Two steps are required. Enter the number to be factorized and press equals. Then activate
factor.
Example
To express 6480 as a product of its prime factors press 6480= q x.

Trigonometry

Mode: 1 Computation
Always check the setting for angles before you start any calculations involving trigonometry. There will
be a small letter at the top of the screen. A small D indicates that the calculator is set to degrees, a small
R indicates radians and a small G, gradients.
Set to degrees Set to radians
The method for changing from degrees to radians is on page 3.
Entering trigonometric expressions
with the calculator set in degrees is 4.5j71=
o
The button sequence to enter 4.5sin71
A O is not required between the 5 and j. Neither is the closing bracket required at the end.
© Sue Thomson and Shriro
This page may be photocopied for non-commercial use. Page 8