directrix
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
directrix |
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| navigate by keyword : art axis black conic directrix drawing engraved engraving focus illustration line parabola sections vector vintage white |
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| The focus is on the axis of symmetry and directrix is perpendicular to the axis of symmetry, vintage line drawing or engraving illustration |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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