Chapter 5 flash cards
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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Addition Property of Inequality | if a<b, then a+c<b+c
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Multiplication Properties of Inequality | if a<b and c>0, then ac<bc
if a<b and c<0, then ac>bc
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How is the solution determined looking at data? | The intersection (or the same number for both domain and range) or where two lines in a graph meet.
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Substitution | y=3x x(3x)=48
xy=48 x=4
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Consistent | one or more solutions
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Are parallel lines consistent? | no, they never intersect so they have no solutions and known as inconsistent.
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Linear Combination | Ax=By
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System-Determinant Theorem | a 2X2 system has exactly one solution if and only if the determinant of the coefficient matrix doesn't = zero
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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:
TWenderski
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