Quadratic Functions and Equations
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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| axis of symmetry | the vertical line that cuts the parabola in half through its vertex
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| maximum | "for a parabola that opens downward, the vertex is a maximum"
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| minimum | "for a parabola that opens upward, the vertex is a minimum"
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| parabola | u-shaped graph of a quadratic function
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| quadratic equation | an equation in the form y = ax2 + bx + c
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| roots | solutions and x-intercepts of a quadratic equation
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| solutions | solution to a system of equations gives values that work in all the equations
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| vertex | the highest or lowest point in the parabola
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| vertical compression | "moves every point in a figure toward the x-axis, while points on the x-axis remain fixed"
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| vertical stretch | "moves every point in a figure away from the x-axis, while points on the x-axis remain fixed"
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| x-intercept | where the line or parabola crosses the x-axis
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| zeros | the solutions to a quadratic equation when each factor is set equal to 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.
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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:
aprilchauvette
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