Question 19 Referring to the D.E in question 18, (y - x + xy cot x) dx + x dy = 0, what is the integrating factor? (A) x sin x B D -x sin x X CSC X x + CSC X

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A: Since you have posted multiple questions, we will solve only first question for you. To getremaining…

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A: Kindly see attached photo for your guidance.

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