The doubling time of an investment is the amount of time it takes to double in value. If an investment with 7.9% annual compound interest is worth $8000, find its doubling time. The doubling time is years. (Round to the nearest tenth.)

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A: To find the element A3,2  of the given matrix A.

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A: I am attaching image so that you understand each and every step.

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A: A detailed solution is given below.

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A: Topic:- application of derivatives

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