Third Quarterly Examination

it is a mathematical sentence which uses the symbol =

linear equation

it uses the relation <, > and more

linear inequality

a solution to an inequality in 2 variables is ___

an ordered pair

graph of an inequality in 2 variables is called

half plane

graph of the line related to the inequality

boundary

boundary is a dotted or broken life

open half plane

boundary is a solid line

closed half plane

solution of a system of linear equations are all points with coordinates that lie on the ___ of the graphs

shaded parts

sets of ordered pair (x,y) is an example of

relation

the set of all the values of x is called

domain

the set of all the values of y is called

range

a relation where eaach element of the domain corresponds to only one element in the range and each element in the rage corresponds to only one element in the domain

one to one

a relation where there are elements in the domain that corresponds to more than one element in the range

one to many

a relation where there are elements in the domain that corresponds to the same element in the range and there are elements in the domain that corresponds to more than one element in the range

many to many