If x = e" tan v, y = e" sec v, then the value of y%3D X +y X- +y is

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A: Given that: {excosx, exsinx}

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A: Use gradient concept

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A: for this problem, we can solve this by using general implicit  differntiation.

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A: You are asked for multiple questions. As per our guideline we can do only one. Please repost others.

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A: Given data:     The first integral expression is: . The second integral expression is: .   The…

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A: Since you have asked multiple questions in single request so we will be answering only first…

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A: ∫ sec2x tan2xdx=let u=2x     dudx=ddx2x    dudx=2dx=12du ∫ sec2xtan2xdx=∫ secutanu 12du∫…

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A:

Q: 1 •arccos y Evaluate esin a dxdy.

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A: Please go through the attached solution. I hope that it  will help you .Thankyou . Best regards.

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Q: find δƒ/δx and δƒ/δy. ƒ(x, y) = e-x sin (x + y)

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A: We have to solve the problem

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Q: 6. Se¯*tane¯*sec?e¬*dx

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Q: If y = tan-1 xy and (x = 2, y = 3) %3D %3D y will be equal to?

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Q: Please answer completely. Step by step. Evaluate. S arccos x dx

A: I have stated the used formulas in the solution

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Q: Find W (ex, cos x COs x sin x). B.) -2 (e) sin x cos X

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