Unit 1.2
Functions,
Discrete,
Continuous,
Domain, and
Range
FUNCTIONS
"X"
NEVER
Repeated
"Y"
Values
can
Repeat
DISCRETE
Things
COUNTED
DOTS NEVER
CONNECTED
CONTINUOUS
Things
MEASURED
CONNECTED
DOMAIN
"X" Values
{SET} Counts
Left to
Right
RANGE
"Y"
VALUES
{SET}
Counts
Bottom
to Top
f (X) =mx+b
any number
in ( ) is the
"X" value,
search the
"X" column
to find "Y"
value: when
no number
in ( ) then
search for
your "Y"
column to
find "X"
value