# All vocab, Prealgebra

## Terms

undefined, object
copy deck
linear equation
(Ch8) That have a function thats forms a line, has tow variables, and variables dont have any exponets
experimental probability
(Ch6) do experimental (numerator: how many satisfy, denominator: how many total)
Common difference, common ratio
(Ch5) the difference between any two terms
measures of central tendency
(Ch5) those is mode(most), mean(sum and ÷) and median(middle)
theoretical probability
(Ch6) didn't start experiment probability and think the nmber satisfy/total
variable
(Ch1) letter represents a number
substitution
(Ch8) replace the numbers and variables
power
(Ch4) same as exponent
properties of equality (addition, subtraction, multiplication
(Ch7) used when solving an equation (the same= to both sides) +4 and +4
function
(Ch8) A relation where each number in domain has only 1 answer
null or empty set
(Ch7) has no answer (can't match)
simplify
(Ch1) CORN: combine only like terms, order exponents, reduce fraction, no parentheses
factor tree
(Ch4) A tree for composite numbers to find its prime factors
(Ch10) adjacent angles are next to and vertical angles are conqruent
a ≤ b
(Ch7) is at least OR is less than or equal to
degree
(Ch13) the highest exponents
slope and rate of change
(Ch8) m = y/x (how many up or down/how many right)
transeveral, parallel lines and perpendicular
(Ch10) parallel lines are straight never stops, transeveral are intersects and perpendicular lines forms for 90 degrees angles
random
(Ch6) change pick from a number of items, like drawing a number out of a hand.
Venn Diagrams
(Ch4) a relationship like smiliar or difference
circle diamter center radius and circumference
(Ch10) use the formula for circumference is 3.1415 times r^2
rate
(Ch6) a ratio that compares 2 numbers with different units
slope and intercept form
(Ch8) a line equation with y=mx+b
identity
(Ch7) all number can answer (all can make the statement true)
nonlinear function
(Ch13) a function that not form a line, not has 2 variables, and variables have exponents
probability
(Ch6) how many satisfy/total possible outcomes
discount
(Ch6) to reduce/decrease in price, quantity or value; use percent of change formula
solution
scale factor
(Ch6) a ratio between two sets of measurement
outcome
(Ch6) one of the possible results or a probability experiment
corresponding angles and corresponding parts
(Ch10) not equals with the equals
polynomial
(Ch13) kind of monomial, binomial, and trinomial
Simplest form
(Ch4) CORN 1)colt 2)order exponents 3)reduce fractions 4)no ( )
sample
(Ch6) section of a whole group
(Ch7) for add, ex: -3 + 3 =0 or -6 + 6 = 0. for multiply, 3 * 1/3 =1 or 4 * 1/4 =1.
percent of change
(Ch6) amount of change(-)/base=%/100. look word like discount, tip, tax, mark up, etc.
domain
(Ch1) ([x], y) the x values
binomial
(Ch13) polynomial with two terms
percent
(Ch6) number out of 100 %. ex: 76 %
trinomial
(Ch13) polynomial with three terms
cubic function
(Ch13) any function with an exponent of 3: ex: x^3
Least common multiple (LCM)
(Ch5) prime factorization, bubble map, * all
congruent
(Ch10) equals with supplementary and complementary
alternate exterior and alternate interior
(Ch10) alernate exterior is congruent and alentrnate interior is congruent
prime number
(Ch4) a number can do factor tree and has ONLY 2 factor
constant of variation, direct variation
(Ch8) constant of variation (k) direct variation is porprotional equation always passes through the origin
cross products
(Ch6) ex: 1/2=3/10 then 10 * 1 and 2* 3
complemntary and supplentary
(Ch10) Complentary is 90 degrees and Supplentary is 180 degrees.
monomial
(Ch13) polynomial with one term
arithmetic sequence
Intercept and intersect
(Ch8) where lines cross
origin
(Ch1) (0,0) on graph
best fit line
(Ch8) not perfect line, a good line but closest to most of the dots
proportion
(Ch6) the equality of two ratios, written as an equation
prime factorization
(Ch4) prime tree
scale drawing, scale model
(Ch6) use a proportion: the ratio of the measurement on the drawing compared to the measurement of the original subject. ex: map scale 1in =5 miles
evaluate
(Ch1) answer with number, use PEMDAS
equation
(Ch1) math sentence with equals
a < b
(Ch7) is less than
scientific notation
(Ch4) a quick to know the size of number ex) 5.6*10^3
mean
(Ch5) add the number then divide how many of each numbers
systems of equations
(Ch8) more than two functions equations
monomial
(Ch4) polynomial with 1 term
Algebraic expression
(Ch1) a math sentence with variable
order pair
(Ch1) (x,y)
defining a variable
(Ch1) let n=number
sample space
(Ch6) the set of all possible outcomes from a probability experiment
coordinate plane/sys
(Ch1) graph with (x, y)
geometric sequence
(Ch5) multiply or divide ex) 3, 6, 12, 18...mean *2
vertical line test
(Ch8) if intersect in two places its not function
inequality
(Ch7) <, >, ≤, ≥
percent proportion
(Ch6) part/base=%/100. part is number that is left in sentence. base is word of. % is %. 100 is 100.
unit rate
(Ch6) a comparison of two measurement and the denominator is 1
Standard form
(Ch4) Normal Natation EX) 1,000
polygon and quarilaterial
(Ch10) shapes means the polygon and quadrilaterial means triple
(Ch13) any function with an exponent of 2: ex: 7x^2
bar notation
(Ch5) a decimal that have repeat. ex) 5.31313131...
base
(Ch6) the bottom of coefficients
a > b
(Ch7) is more than
a ≥ b
(Ch7) is at most OR is greater than or equal to
Fibonacci Sequence
(Ch5) the add the number and number but not geometic or arithemetic
ratio
(Ch6) comparing two numbers by division
Greatest Common Factor GCF
(Ch4) prime factorization, bubble map, multiply only the middle (common factors)
Least Common Denominator (LCD)
(Ch5) the smaller number from a fraction

84