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No it is not. All 31A and 31B students are required to purchase Rogawski’s book. 32A and 32B students will continue to use Stewart’s book for now, unless they are in Rogawski’s 32A class.</p>
<p>If not for this revision, older students would be reaping the profits by selling their 5e books, and I would have seriously invested in copies of Stewart’s books. 
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