Factor this expression completely
-21x + 28...
Answers: 3
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Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0Β° and less than or equal to 360Β°. at how many different angles will the hexagon map onto itself?
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Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle
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