OpenStax, Precalculus 2e §12.4 Derivatives · Exercise 62 · Algebra · Expressions
Derivatives · Exercise 62
The cost of producing cellphones is described by the function
Find the approximate marginal cost, when 15 cellphones have been produced, of producing the 16^th cellphone.
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Precalculus 2e · §12.4 Derivatives · Exercise 62
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