Algebra unit 5 vocab
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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| The Quadratic formula will not give us the coordinates of the points of intersection of a line and a quadratic when the value of the discriminant, b^2-4ac, is | Negative
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| Any value or values for a variable or variables that make an equation or inequality true | Solution
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| If an inequality contains the symbols greater than equal to or leas than equal to it would be graphed as | solid line
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| if an inequality contains the less than or greater than symbols the graph line will be | Dashed line
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| what number is a number of the form bi where b is a real number and i^2=-1 | Imaginary
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| A Number of the form a+bi where a and b are real numbers and i^2=-1 | Complex
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| The conjugate of a complex number a+bi is ? | the complex number a-bi
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| a quantity that has both length an direction | Vector
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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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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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