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Algebra
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Gravity
Terms in this set (45)
conjuncture
a statement about observations that are said to be true
number sequence
an arrangement of numbers,each successive number follows the last according to a rule
constant
persistent in occurrence and unvarying in nature
variables
letters used instead of numbers
expression
combination of numbers and variables
equations
two expressions that are equal
solution
an equation with one variable consists of the values for the variable that make a true statement when substituted into the equation
natural
counting numbers...1,2,3
whole numbers
0,1,2,3
integers
Whole numbers and their opposites
rational numbers
numbers that can be written as fractions, including terminating and repeating decimals, and integers
irrational numbers
numbers that cannot be expressed in the form a/b, where a and b are integers and b =0.
opposites
two numbers that lie on an opposite side of zero and are the same distance away from zero
absolute values
the distance the number is from zero, always positive number
term
a number, a variable, or the product of a number and a variable
like terms
Expressions that contain the same variables to the same power
coefficient
A number multiplied by a variable in an algebraic expression.
simplified expressions
an expression is simplifed if it has no symbols of grouping and if all the like like terms have been combined
exponent
tell how many times the base is being multiplied by itself
subtraction property of equality
if you subtract the same number from each side of an equation, the two sides remain equal
division property of equality
if you divide each side of an equation by the same nonzero number, the two sides remain equal
literal equation
an equation involving two or more variables
formula
a literal equation that states a rule for a relationship among quantities
ratio
the comparison of two quantities by division
proportion
a statement that two ratios are equal
cross product property
multiply the numerator and the denominator on each side
percent
ratio that compares a number to 100
probability of an event
the likelihood that an event will occur
probability experiment
consists of a number or trials such as tossing a coin or rolling a pair of dice
outcomes
possible results of a probability event
experiment probability
P(E) number of favorable outcomes/ total number of trials
mean
when the sum of the data is divided by the total number of elements in a set
median
The middle number in a set of numbers that are listed in order
mode
the number that occur the most in a data set
range
the difference between the greatest number and the least number
bar graph
a method of displaying data that uses rectangular bars or objects to represent data
line graph
uses line segments to show changes that have occurred overtime
circle graph
a method of displaying data in which the data is represented in parts in a circle
stem and leaf plot
a method of displaying data by dividing each element into two parts
histogram
a bar graph that has no space between the bars and shows the frequency of data
box and whisker plot
A graph that displays the highest and lowest quarters of data as whiskers, the middle two quarters of the data as a box, and the median
upper quartile
the median of elements in the upper half of of the data set
lower quartile
the median of the elements in the lower half of the data set
maximum value
the x-value of the vertex of the parabola that opens down
minimum value
the y-vaule of the vertex of the parabola that opens down
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