Question #3 - Chemical X has a half-life of 10 years. How long will it take 100 gallons of Chemical X to decay to 20 gallons?

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A: Since you have asked multiple questions in a single request we would be answering only the first…

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A: Solution:

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A: Given, f(x)=-x3+3 Differentiate w.r.t " x'' , we get∴f'(x)=-3x2

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A: ∫01lnxxdx

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A: we will find the required.

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A: Given: Arithmetic sequence -14, -23, -32, -41, ...

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