Monday, January 4, 2016

Math Words-Parts of a Radical

Parts of a radical 

  • The radical sign is a symbol that means "root of". 
  • The radical symbol looks like a check mark. 
  • The numbers or variables found under the radical is the radicand The number tucked in the radical symbol is the index. 
  • The index indicates what root you are taking. 
  • An index of 3 indicates a cube root, an index of 4 indicates a fourth root index of 5 indicates a fifth root 
  • A square root usually does not have an index written.
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