2 1 + x - 1 then find dy when – 1

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A: Using the formula of derivative of quotient of two functions, that is, . And using , we have,

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A: We will find out the required value.

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A: Solution is given below:

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A: ∫ cos3(x/3) dx ∫ cos(x/3) cos2(x/3) dx  ∫ cos(x/3) (1-sin2(x/3)) dx.         ..(1) (Beacuse…

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A: Please see the attachment

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A: We have to solve the problem

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A: Solution

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A:

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A: The objective is to find the solution of the differential equation.

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A: Given:     To determine:

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