2. y' +y = cos x. cos x Answer. y = = + sin x +

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A: *concept :- let, x^4 = t then integrate the simplified term cos(t).

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A: To evaluate  sin440+cos290 using differentials.

Q: 4. If y3 +x³ = sin y + sin x find. dx 3y²-cosy А. cos x-3x2 3y2-cos y В. - cos x-3x2 cos x-3x2 C.…

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A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

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A: As per bartleby guidelines we are supported to answer only first three subparts,  kindly repost…

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A: We will answer the first question since exact one was not specified. Please resubmit the question…

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A: See the attachment

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A: To Show: y=x sinx is a solution to y''+y=2cosx

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A: Since you have asked multiple question, we will solve the first question for you. If you want any…

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A: we have to find the general solution

Q: 4. Evaluate sin (44°) + + COS (29°) using differentials. Refer to special triangles.

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Q: 6. S cos 4x cosx dx will yield B.금sin Sx + 등sin 3x +c А. sin 5x + sin 3x + C c. 글cos 5x-글cos 3x + C…

A: Note: As per company policy we should solve only one question. So kindly repost the other questions…

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A: As we know that: The chain rule: fgx'=f'gx·g'x The Power law: ddxxn=nxn-1 From the given problem:…

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Q: dz 5 – 2x cos 2x dx 1 + sin 2x sec² 0 de. tan 0

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