Ralf Youtz

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ORCCA Part 2 (Chapters 5-9): An Introductory Algebra Textbook Created by Portland Community College Faculty

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ORCCA Volume 1 Edition Beta: A Textbook for MTH 60 Created by Portland Community College Faculty

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ORCCA Volume 2 Edition Gamma: A Textbook for MTH 65 Created by Portland Community College Faculty

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ORCCA Volume 3 Edition Gamma: A Textbook for MTH 95 Created by Portland Community College Faculty

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