CC-BY mirrored here openstax 2017
OpenStax peer-reviewed open textbook.
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Concepts this teaches
- Percentage change reference p. 131 5 fact-checked sentence(s) in the drafted guide cite this page, e.g. “A retailer's mark-up works identically in the other direction, calculated as a percent of the original cost.”
- Annuity reference p. 1205 2 fact-checked sentence(s) in the drafted guide cite this page, e.g. “Substituting those into the geometric sum formula yields P((1 + r)^t − 1) / r.”
- Perpetuity reference p. 1202 2 fact-checked sentence(s) in the drafted guide cite this page, e.g. “As n grows, rⁿ approaches zero, which is what lets an endless sum settle on a finite number.”