Stepp's Algebra A Glencoe Ch 1 The Language of Algebra
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Algebraic Expression | expression with one or more numbers and variables and one or more operations
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| coefficient | the number in front of a variable
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| factors | quantities being multiplied
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| product | the result of multiplying
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| quotient | the result of dividing
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| equation | mathematical sentence containing an equals sign
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| numerical expression | contains a combination of numbers and one or more operations (no variables)
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| order of operations | must be followed to get the correct answer
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| properties | statements that are true for any number
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| evaluate | replace the variables with known values and compute the answer
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| additive identity property | adding zero does not change any number
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| multiplicative identity property | multiplying by one does not change any number
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| multiplicative property of zeo | anything times zero is zero
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| commutative property of addition | it is O.K. to switch the order when adding
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| associative property of addition | it is O.K. to switch the way parentheses goup numbers that are being added
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| simplify | perform as many of the calculations as you can
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| associative property of multiplication | the way three numbers are grouped with parentheses does not affect the answer
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| closure property of whole numberfs | sums or products of whole numbers always make answers that are whole numbers
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| counterexample | a case that shows a statement is not true
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| whole numbers | 0,1,2,3,4,5,....
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| distributive property | is used to simplify expressions by getting rid of the parentheses
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| coefficient | the numerical part of a term (the number in front of the variables)
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| Like terms | terms that have the exact same variables and powers
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| term | a number, a variable, or a product or quotient of numbers and variables
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| equivalent expressions | have the same value
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| simplest form | an expression that has no parenthesis and no like terms
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| formula | an equation that states the relationships between variables
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| data | information gathered for statistical purposes
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| sampling | a method for gathering data to represent a population
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| population | all the members of a certain group
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| frequency table | a method of organizing data in a table with tally marks
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| sample | a group that is smaller than and represents the whole population
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
criswell216
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