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Mathe Regeln

Wichtige Regeln der Mathematik

Wichtige Regeln der Mathematik

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Mathematik
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Mittelschule
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25.06.2017 / 14.04.2019
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Natural Numbers

Full, positive Numbers

Integers

Full Numbers, positive and negative

Orders of evaluation

  1. Evaluate expressions within parentheses.
  2. Evaluate terms with exponents.
  3. Do all multiplications and divisions (from left to right).
  4. Do all additions and subtractions (from left to right).

FOIL rule

First outer Inner Last

Product

the result of a multiplication

Factor

A whole numer is a Factor of another whole number if it divides the number exactly.

How can you write xn without an exponent  ? 

1/xn     da x-n = 1/xn  und xn=1/x-n

1. binominal formula 

(a+b)2=a2+2ab+b2

2. binomial formula 

(a−b)2=a2−2ab+b2

3. Binomic formula 

(a+b)⋅(a−b)=a2−b2

Methods to factorize quadratic equations 

dissection method

Quadratic formula 

read more on

http://de.wikihow.com/Polynome-zweiten-Grades-%28quadratische-Gleichungen%29-faktorisieren

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