1 hence find u Given that y =u – 5u' and x dx 2(1-15u") a. 3 u 2(15u 1) Ob. 3 u (15u? -1) 2 u' (1–15u²) Od. 2

Q: 1- Calculate the value of y if: a-y= sin "(0.25) + sinh (2). b- y= sinh (15)+cosh"(31)

A: Note: According to our guideline, we will answer one question. As the exact one is not specified.…

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A: Given: x=3e-t, y=2et To evaluate: d2ydx2 We know that ddteat+b=aeat+b and ddtkft=kddtft To find…

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A: Here we have to find the value of the following integrations. Note :   As per our company guidelines…

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A: Since the student has posted multiple questions and does not mention any specific question, so we…

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A: Given:- y=((1/x) +3) (x-(1/x) +3)  To find:- y'

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A: Here the differential equation is y'=exy2, with initial condition y(ln(3))=3.

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A: The objective here is to evaluate the double integral: ∫01∫0πx2cosxydxdy

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A: Value of question (4) is 27ln(12)-21ln(4)-269 see below the calculation As per bartleby guideline I…

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A: Here we will use change of variable in double integration

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A: Please refer to the image below

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A: Sinhu.Coshv =1/2 [Sinh (u+ v) + Sinh (u- v)]

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A: See the attachment

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A: Proceed as shown...