CHAPTER 1 VOCABULARY
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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VARIABLE | A LETTER OR SYMBOL THAT REPRESENTS AN UNKNOWN VALUE.
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ALGEBRAIC EXPRESSION | A MATHEMATICAL STATEMENT THAT CONTAINS AT LEAST ONE VARIABLE. EXAMPLE: 3X+4
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POWER | A PRODUCT THAT IS MADE BY A SINGLE FACTOR BEING MULTIPLIED BY ITSELF.
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BASE | THE FACTOR THAT IS MULTIPLIED BY ITSELF IN A POWER.
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EXPONENT | THE NUMBER THAT TELLS YOU HOW MANY TIMES A FACTOR IS MULTIPLIED BY ITSELF.
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EXPRESSION | A NUMBER, A LETTER OR THE COMBINATION OF NUMBERS AND/OR LETTERS SEPARATED BY OPERATIONAL SIGNS.
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EVALUATE | TO FIND THE VALUE OF AN EXPRESSION BY SUBSTITUTING THE VARIABLES WITH THEIR VALUES AND THEN CALCULATING
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SUBSTITUTION | REPLACING A VARIABLE WITH A VALUE.
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EQUATION | A MATHEMATICAL SENTENCE THAT USES AN EQUAL SIGN TO STATE THAT TWO EXPRESSIONS HAVE THE SAME VALUE EXAMPLE: 2X + 4 = 7
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SIMPLIFYING | THE ACT OF GETTING AN EXPRESSION INTO IT'S SIMPLEST FORM.
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FORMULA | AN EQUATION THAT SHOWS THE RELATIONSHIP BETWEEN TWO OR MORE VARIABLES. EXAMPLE: P = 2L + 2W
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EXPONENTIAL NOTATION | A METHOD OF WRITING THE MULTIPLICATION OF FACTORS BY USING EXPONENTS
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FACTORS | NUMBERS, LETTERS OR THE COMBINATION OF NUMBERS AND LETTERS THAT WHEN MULTIPLIED TOGETHER FORM A PRODUCT
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REPLACEMENT SET | THE SET OF NUMBERS FROM WHICH YOU CAN SELECT REPLACEMENTS FOR THE VARIABLE IN AN OPEN EQUATION.
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SOLUTION | A REPLACEMENT FOR A VARIABLE THAT MAKES AN OPEN SENTENCE INTO A TRUE EQUATION
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SOLUTION SET | THE SET OR COLLECTION OF ALL OF THE SOLUTIONS OF AN EQUATION.
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COLLECTING LIKE TERMS | TO SIMPLIFY AN EXPRESSION BY PUTTING TOGETHER TERMS THAT HAVE EXACTLY THE SAME VARIABLE FACTORS.
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EQUIVALENT EXPRESSIONS | TWO MATHEMATICAL STATEMENTS THAT HAVE THE SAME VALUE BUT MAY LOOK DIFFERENT.
EXAMPLE: 2X + 4 + 3X + 7 = 5X + 11
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DISTRIBUTIVE PROPERTY | THE PROPERTY THAT IS MODELED BY
A(B + C) = AB + AC
EXAMPLE: 7(2X + 5) = 14X + 35
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MULTIPLICATIVE IDENTITY PROPERTY | A x 1 = A
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COMMUTATIVE PROPERTY | THE PROPERTY THAT SAYS THAT WHEN YOU ADD OR MULTIPLY, ORDER DOESN'T MATTER. 2+3 = 3+2 ; (3)(4) = (4)(3)
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ASSOCIATIVE PROPERTY | THE PROPERTY THAT SAYS THAT WHEN YOU ADD OR MULTIPLY, THE GROUPING DOESN'T MATTER.
EXAMPLE: 2+(3+4) = (2+3)+4
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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.
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.
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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