Search
Create
Log in
Sign up
Log in
Sign up
Get ahead with a $300 test prep scholarship
| Enter to win by Tuesday 9/24
Learn more
Algebra 2 A Chapter 8 Vocabulary
STUDY
Flashcards
Learn
Write
Spell
Test
PLAY
Match
Gravity
Terms in this set (15)
inverse variation
y=k/x
combined variation
When one quantity varies directly and/or inversely as two or more other quantities
joint variation
y=kxz
reciprocal function
D: (-∞,+∞) x can't be zero
branch
ramus
rational function
has 2 graphs (parabolas) and asymptotes (a line that a graph approaches, but does not intersect)
continuous graph
A graph that is unbroken
discontinuous graph
the graph has jumps, breaks, or holes
point of discontinuity
The "hole" in the graph of a function
removable discontinuity
when the expression can be cancelled out of the denominator
non-removable discontinuity
when expression can't be cancelled out of the denominator
rational expression
An expression for a rational number
simplest form
When a fraction is expressed with the fewest possible pieces, it is in simplest form. (Also called lowest terms.)
complex fraction
A fraction that contains a fraction in its numerator and denominator
rational equation
An equation containing rational expressions
;