5. The depth of water in a port is modelled by the function d(t) = pcosqt + 7.5, for 0

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A: NOTE: Refresh your page if you can't see any equations. . use integration by parts take 

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A: NOTE: Refresh your page if you can't see any equations. .

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A: x2+y2-12x+4y-5=0Differentiate w.r.t x2x+2yy'-12+4y'=02(x+yy'-6+2y')=0x+yy'-6+2y'=0Substiute (x,y)=(0...

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A: This question is based on solution of Homogeneous differential equation.

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Q: 5. (4x'y — 15х2 — у)dx +(x* +3у?- х)dy-0

A: