Mathamatics

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my hw
Marco Widodo
Mind Map by Marco Widodo, updated more than 1 year ago
Marco Widodo
Created by Marco Widodo over 9 years ago
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Mathamatics
  1. one pair of brackets
    1. when you expand you multiply the outer number with all the ones inside
      1. a(b+c)=ab+ac
    2. brackets
      1. opening
        1. BIDMAS
          1. brackets
            1. indicies
              1. division
                1. multiplacation
                  1. addition
                    1. subtraction
      2. two pairs of brackets
        1. when you multiply two brackets you multiply from left to right
          1. (a+b)(c+d)
            1. ac+ad
              1. ac+ad+bc+bd
              2. bc+bd
          2. diffrence of two squares
            1. when you multiply two of the same numbers but different symbols
              1. you can ignore the middle when you expand
            2. perfect sqaurs
              1. is when you multiply the bracket by itself
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