Fundamental Mathematics/Algebra

From Wikiversity
Jump to navigation Jump to search

Number Systems[edit | edit source]

Algebra number system
Egytian's number system use digits from 0-9 N10 = {0,1,2,3,4,5,6,7,8,9}
Roman's number system use letters I , V , X , L , M , C

Number Types[edit | edit source]

From divisibility

A number which can be divided by 2 without remainder is called an Even number.

A number which cannot be divided by 2 without remainder is called an Odd number.

A number, greater than 1, which can be divided by 1 and itself without remainder (aka a number with exactly 2 natural factors) is called a Prime number.

Algebra operations[edit | edit source]

Operation Arithmetic
Example
Algebra
Example
Comments
≡ – means "equivalent to"
≢ – means "not equivalent to"
Addition

equivalent to:

equivalent to:

Subtraction

equivalent to:

equivalent to:

Multiplication or

  or  

or  

or

  or  

or  

is the same as
Division   or

  or

 

  or

  or

 

Exponentiation  
 
 
 
  is the same as

  is the same as

Further reading[edit | edit source]