The Basics
This is a symbol, usually a letter that represents an unknown value
What is a Variable?
An expression consisting of variables, coefficients, and exponents combined using addition, subtraction, and multiplication
What is a Polynomial?
A combination of variables, numbers, and operations without an equal sign
What is an Algebraic Expression?
The value of the variable that makes an equation true
What is a Root?
3 squared
What is 9?
The name for the numerical factor of a term in an expression
What is a Coefficient?
The highest exponent of the variable in a polynomial
What is the Degree of a Polynomial?
The single part of an expression or equation, separated by addition or subtraction
What is a Term?
The value of "x" that makes a polynomial equal to zero
What is zero?
The name for a number that, when cubed, equals the original number
What is a Cube Root?
The name for a number or term that stands alone in an expression
What is a Constant?
A polynomial with only one term
What is a Monomial?
The name for a polynomial written with terms in descending order of exponents
What is the Standard Form?
The expression " b^2 - 4ac " which determines the nature of roots in a quadratic equation
What is the Discriminant?
The name for a number that is the square of an integer
What is a Perfect Square?
A mathematical statement that two expressions are equal
What is an Equation?
The term with the highest power of the variable in a polynomial
What is the Leading Term?
Two expressions that have the same value for all values of the variables
What are Equivalent Expressions?
A root that occurs twice in a polynomial, often where the graph touches the x-axis but doesn't cross it
What is a Double Root?
The name for a number that cannot be expressed as a fraction of two integers
What is an Irrational Number?
A mathematical statement that compares two expressions using > or <
What is an Inequality?
A polynomial of degree 2
What is a Quadratic Polynomial?
An expression that can be written as a fraction of two polynomials
What is a Rational Expression?
Roots that include imaginary numbers, occurring when the discriminant is negative
What are Complex Roots?
The square root of -1
What is the Imaginary Unit "i"?