Math 2nd test
is an equation that contains one or more rationall
expressions as its terms.
Rational equation
a number resulted from the solving process but when substituted to the original equation, it will not satisfy the equation
extraneous solution
was invented by Rene Descartes.
Cartesian Coordinate System
used in graphing equations, and inequalities
linear or non-linear
Cartesian Plane
connects algebra and geometry, which also
led to the development of a higher branch of
which is
analytic geometry
is simply a set of ordered pair where
the elements of one set are paired with the
elements of another set
relation
is a special relation in which one element or object should only be related to one element or object
function
a graphical way of determining whether a relation
is a function or not
vertical line test
represents a function if a vertical line drawn
through any part of the graph intersects it in
exactly one point
graph