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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