If carbon dioxide is present in the atmosphere, then plants have a source of carbon. Hence, since

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If carbon dioxide is present in the atmosphere, then plants have a source of carbon. Hence, since plants have a source of carbon, carbon dioxide is present in the atmosphere.

Use the counterexample method to prove each of the following arguments invalid.

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A Concise Introduction to Logic

ISBN: 978-1305958098

13th edition

Authors: Patrick J. Hurley, Lori Watson

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Question Posted: Sep 09, 2023 06:02 AM

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If carbon dioxide is present in the atmosphere, then plants have a source of carbon. Hence, since

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To prove the argument invalid we can use the counterexample method This method involves finding a sp...View the full answer

A Concise Introduction to Logic

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