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((d^(4)y)/(dx^(4)))^(3)+3((d^(2)y)/(dx^(...

`((d^(4)y)/(dx^(4)))^(3)+3((d^(2)y)/(dx^(2)))^(6) + sinx =2cosx`

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The correct Answer is:
Order-4, degree-3
`((d^(4)y)/(dx^(4)))^(3)+3((d^(3)y)/(dx^(2)))^(6)+sinx=2cosx`
Clearly, order is 4 and degree is 3.
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CENGAGE PUBLICATION-DIFFERENTIAL EQUATIONS-All Questions
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