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Terms Definitions
evaluate express numerically
relation set of ordered pairs
Standard Form of the Line Ax+By=C
closed interval interval that contains its endpoints
inequality statement that two quantities are unequal
factors The numbers in an algebraic expression (term)
quadratic equation An equation containing a single variable of degree 2. Its general form is ax2 bx c 0, where x is the variable and a, b, and c are constants a &acirc;&permil;&nbsp; 0.
trinomial polynomial with three terms which are not like
binomial expression that is the sum or difference of two terms
compound inequality two or more inequalities taken together
domain set of values of the independent variables for which a function or relation is defined
natural logarithm logarithm base e of a number
conic section family of curves including circles, ellipses, parabolas, and hyperbolas
arithmetic sequence sequence in which the difference between any two consecutive terms is the same
Numbers that cannot be expressed as one integer divided by another Irrational numbers
function a relation in which each element of the domain is paired with exactly one element in the range.
combine like terms adding together terms whose variables and their exponents are the same
factorial product of a given integer and all smaller positive integers
commutative property you can change the order of the numbers and still get the same answer
number line line representing the set of all real numbers
range set of y values of a function or relation
logarithm exponent of the power to which a base number must be raised to equal a given number
complement set of all the elements of a universal set not included in a given set
cramer's rule method for solving a linear system of equations using determinants
improper If there is a whole number in front of a fraction, it is called a _____ number.
added to to join a number to another number or total
axis of symmetry of a parabola line passing through the focus and vertex of a parabola
point-slope form of a linear equation y mx b, where M is the slope B is the y-intercept.
coordinates ordered pair
integers a set of numbers
evaluate means to find the value
coordinate the number under a number line
rate time distance formula rt equals d
Two lines are________ if thier slopes are negatice reciprocals Perpendicular
origin the point in a Cartesian coordinate system where the axes intersect.
slope the ratio of the change in y-coordinates to the change in x-coordinates.
area size a surface takes up, typically measured in square units
square root positive number that must be multiplied times itself to equal a given number
less decreased by, the indication of a minus symbol, not as many as
determinant single number obtained from a matrix revealing properties of matrix
focus special point used to construct and define a conic section
What is the mode? The number that appears most.
simplify to rewrite an expression as simply as possible
system of equations two or more equations containing common variable
ratio of comparative value of two or more numbers
hyperbola conic section that can be thought of as an inside out ellipse
less than indicates the placement of a minus symbol, shows the relationship between two numbers
minor axis axis of an ellipse that is perpendicular to the major axis
solving the open sentence finding a replacement for the variable that results in a true sentence
point-slope form form used the most when finding the equation of a line
extraneous solution solution of a simplified version of an equation that does not satisfy the original equation