Dr. J's Maths.com

**Where the techniques of Maths**

are explained in simple terms.

are explained in simple terms.

Using the Casio fx-82AU plus calculator.

Steps to find particular results.

- Algebra & Number
- Calculus
- Financial Maths
- Functions & Quadratics
- Geometry
- Measurement
- Networks & Graphs
- Probability & Statistics
- Trigonometry
- Maths & beyond
- Index

Use of the calculator is outlined below for: |

1. Finding factors of any number. |

2. Calculating the mean and standard deviation for ungrouped data. |

3. Calculating the mean and standard deviation from grouped data AND calculating the correlation coefficient and regression statistics. |

Finding the factors of a given number: | ||

1. Type in the number. | 56 | |

2. Press = | ||

3. Press Shift then the (o ' ") button. | ||

4. The factors are displayed. | 2^{3} × 7 |