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Mathematics, 28.05.2020 20:57 irwinguevara52

A store finds that its sales revenue changes at a rate given by S'(t) = βˆ’30t2 + 420t dollars per day where t is the number of days after an advertising campaign ends and 0 ≀ t ≀ 30. (a) Find the total sales for the first week after the campaign ends (t = 0 to t = 7). $ (b) Find the total sales for the second week after the campaign ends (t = 7 to t = 14). $ g

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A store finds that its sales revenue changes at a rate given by S'(t) = βˆ’30t2 + 420t dollars per day...
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