



Unit 4 Vocabulary
Radical: The symbol, used to find the square root or a nth roots.
Radicand: The number under the radical ( symbol.
Index: Number in the “hook” of the radical. It indicates what root to take.
Exponent: x in the expression a^x. Tells you how many times to multiply a number by itself.
Base: a in the expression a^x . Number that you are multiplying by itself.
Coefficient: The number multiplied by a variable to create a term. For example 12 is the coefficient of the term
Extraneous Solution: A solution of a simplified version of an equation that does not simplify the original equation
Radical: The symbol, used to find the square root or a nth roots.
Radicand: The number under the radical ( symbol.
Index: Number in the “hook” of the radical. It indicates what root to take.
Exponent: x in the expression a^x. Tells you how many times to multiply a number by itself.
Base: a in the expression a^x . Number that you are multiplying by itself.
Coefficient: The number multiplied by a variable to create a term. For example 12 is the coefficient of the term
Extraneous Solution: A solution of a simplified version of an equation that does not simplify the original equation