business calculus online homework

I need help completing my business calculus homework, deals with derivatives. I’ve completed about 25% of it already,here are the lessons.

5.1 Distance and Accumulate Change ,5.3 The Definite Integral as Area ,
5.4 Interpretations of The Definite Integral
5.5 Total Change and The Fundamental Theorem of Ca
,6.2 Antiderivative and the Indefinite Integral ,
6.3 Using the Fundamental Theorem to Find Definite

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