Using the variational principle and using the boundary conditions x(0) = x(1) = 0, find the...

 

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Using the variational principle and using the boundary conditions x(0) = x(1) = 0, find the extremal of the functional given by: J[x] = (2x sint – ) di sint – x²) dt 2.x Using the variational principle and using the boundary conditions x(0) = x(1) = 0, find the extremal of the functional given by: J[x] = (2x sint – ) di sint – x²) dt 2.x