Unit 3 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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| constant of proportionality | the constant value of the ratio of two proportional quantities x and y; usually written y=kx where k is the factor of proportionality
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| direct variation | a relationship between two variables wherein their ratio remains constant. An equation or function expressing such a relationship
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| linear equations | in which each term is either a constant or the product of a constant and a single variable
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| slope | the ratio of the verticle and horizontal changes between two points on a surface or a line
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| x-intercept | The point where a line meets or crosses the x-axis
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| y-intercept | The point where a line meets or crosses the y-axis
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| unit rate | The estimated market value contribution for each unit of an improvement.
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| slope intercept form | A linear equation is an algebraic equation in which each term is either a constant or the product of a constant and a single variable
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| point-slope form | the equation of a straight line in the form y − y1 = m(x − x1) where m is the slope of the line and (x1,y1) are the coordinates of a given point on the line
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| proportional relationship | Two quantities are proportional if they vary in such a way that one of them is a constant multiple of the other.
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| rate of change | Momentum and rate of change are simple technical analysis indicators showing the difference between today's closing price and the close N days ago
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| intersecting line | he notion of line or straight line was introduced by ancient mathematicians to represent straight objects with negligible width and depth. Lines are an idealization of such objects
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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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Created by:
jajakyr
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