Ch.3
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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Slope-Intercept form | The form y = mx + b is the slope-intercept form of an equation for a line.
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The y-intercept | The y-intercept b, is the value of y when x is 0 and it corresponds to the initial value of the dependent variable.
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Standard form | When A and B are not both zero, the equation Ax + By = C is called the standard form of an equation for a line.
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The x-intercept | The x-intercept is the value of x at the point where a graph crosses the x-axis.
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Point Slope Theorem | If a line contains (x1, y2) and has slope m, then it has equation
y - y1 = m(x - x1).
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|x| Greatest Integer Symbol | |x| = the greatest integer less than or equal to x.
ex: |5.65| = 5
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Arithmetic Sequence | A sequence with a constant difference between successive terms is called an arithmetic sequence.
ex: 1,000, 4,000, 7,000, 10,000, 13,000 has a constant difference of 3,000
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Linear Combination | A combined equation
Ex: 20P = 32L is a linear combination of P and L
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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:
Nickp2396
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