Algebra 1 Regents Vocabulary

Coefficient

• The number in front of the variable (3x)

• The variable itself (x)

• The exponent of the variable (2)

• The constant term (5)

Variable

• A letter in an equation or expression, usually it is 'x'

• A constant value that does not change

• A type of function in mathematics

• An operation performed on numbers

Difference

• The answer to a subtraction problem

• The answer to an addition problem

• The result of a multiplication problem

• The value of a division problem

Minimum

• Highest point on the graph

• Lowest point on the graph

• Average point on the graph

• Median point on the graph

Decrease

• Goes down

• Goes up

• Stays the same

• Increases

Average Rate of Change

• Same as slope

• Calculated using the formula @@rac{y_1-y_2}{x_1-x_2}@@

• Represents the maximum value of a function

• Is the difference between two points on a graph

Degree

• The highest exponent in the equation

• The lowest exponent in the equation

• The sum of all exponents in the equation

• The product of all coefficients in the equation

Common Ratio

• The number you multiply in a pattern

• A fixed value added in a sequence

• The sum of all previous terms

• The average of the first and last terms

Product

• The answer to a multiplication problem

• The answer to an addition problem

• The answer to a division problem

• The answer to a subtraction problem

Axis of Symmetry

• Slice the parabola in half

• The vertex of the parabola

• The focus of the parabola

• The directrix of the parabola