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Definitions for the test
Algebra definitions
30
Mathematics
9th Grade
10/23/2012

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Cards

Term
absolute value
Definition
distance number from zero number line
Term
coefficient
Definition
numerical factor term has veriable
Term
constant
Definition
term no variable factor
Term
coordinates
Definition
numbers make ordered pair identify location
Term
equation
Definition
mathematical sentence uses equal
Term
exponent
Definition
number shows repeated multiplication
Term
like terms
Definition
term with same variable in expression
Term
ordered pair
Definition
two numbers indentify point
Term
ordered of operations
Definition
parentheses
exponents
multiplication
division
addition
subtraction
Term
rational number
Definition
real number written ratio two integers; terminating repeating decimals.
Term
reciprocal
Definition
number a/b;inverse b/a
Term
variable
Definition
symbol or letter
Term
consecutive integers
Definition
integers differ by one
Term
median
Definition
middle number in ordered set
Term
mode
Definition
data item occurs greatest number of times; can have no, one or many
Term
range (average)
Definition
difference between greatest and least value in set
Term
probability
Definition
likeliness event will occur.
Term
proportion
Definition
two ratios that equal
Term
range (function)
Definition
second set of coordinates of function.
Term
parallel lines
Definition
do not touch, equal space apart, have same slope.
Term
parallel Lines
Definition
two line no intersect, same slope
Term
perpendicular lines
Definition
two line intersect, slope product is -1
Term
point-slope form
Definition
y-y1=m(x-x1)
Term
slope-intercept form
Definition
y=mx+b
Term
standard form
Definition
Ax+By=C
Term
x-intercept
Definition
x-coordinate where line crosses x-axis
Term
y-intercept
Definition
y-coordinate where line crosses y-axis
Term
Adding Integers
Definition
Same signs you add & keep signs.
Different signs you subtract and keep sign of larger number
Term
Multiplying or Dividing Integers
Definition
Same sign=always postive
Different signs=negative
Term
Minus signs
Definition
are the same as subtraction
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