constant		the natural numbers and zero:0,1,2,3.......
terminating decimal		one of two numbers whose product is 1
rational		the value substituted for x in an equation.
multiplicative inverse		an expression that may contain variables, constants and operations.
variable		the reciprocal of a number, used when dividing rational numbers.
order of operations		a letter or symbol used to represent a value that can change.
reciprocal		rules specifying which operations in an expression should be performed.
algebraic		the point of intersection of each 0 on two perpendicular number lines.
input		formed by the intersection of two perpendicular number lines
y-coordinate		the opposite of a number, used when subtracting numbers.
additive inverse		rational numbers in decimal form that have a finite number of digits.
evaluate		a number multiplied by a variable.
term		the parts of an expression to be added or subtracted.
like terms		an expression written with an exponent and a base or the value of such an expression.
axes		the distance of a number from zero on the number line.
perfect square		the horizontal number line.
base		rational numbers in decimal form that have a block of one or more digits that repeats continuously.
x-axis		the value generated for y in an equation.
whole		the number whose positive square root is a whole number.
natural		one of the four areas defined by the axes of the coordinate plane
y-axis		the counting numbers:1,2,3.......
opposites		a number which when multiplied by itself forms a product.
real		the vertical number line.
coordinate plane		an expresssion that may contain only constants and operations.
irrational		numbers that cannot be expressed in the form a/b including square roots of whole numbers that are not perfect squares and nonterminating decimals that do not repeat
power		a value that does not change.
square root		the number that tells how many times the base is used as a factor.
ordered pair		numbers which are the same distance from zero on the number line, but on opposites sides of zero.
integers		the number that is used as a factor in a power.
quadrant		the whole numbers and their opposites:....-3,-2,-1,0,1
coefficient		to find the value of an expression
absolute value		the horizontal component and vertical component of a point.
origin		perpendicular number lines
x-coordinate		the numbers that can be expressed in the form a/b, where a and b are both integers and b is not equal to 0
numerical		the first value in an ordered pair, which indicates the move right or left.
output		all numbers that can be represented on the number line.
exponent		terms that contain the same variables raised to the same powers.
repeating decimal		the second value in an ordered pair, which indicates the move up or down.