unit 4 Flashcards
relation
set of ordered pairs
domain
the x-values in a relation. first coordinate in the ordered pair
range
the y-values in the relation. second coordinates in the ordered pair
function rule
an equation that describes a function
input
x-values
output
y-values
function notation
a function is written in this when it had “f(x)” to indicate the outputs
evaluate a function
plugging in the input to figure out the output
direct variation
a function in the form y=kx
inductive reasoning
making conclusions based on patterns you observe
conjecture
a conclusion you reach by inductive reasoning
sequence
number pattern
arithmetic sequence
can form by adding a fixed number to each previous term
common difference
the “fixed number” in an arithmetic sequence. the number you are adding
term
each number in a sequence