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FIND THE GENERAL SOLUTION TO THE DE: Y”’ + 4Y” – Y’ – 4Y = 0...

  1. FIND THE GENERAL SOLUTION TO THE DE: Y”’ + 4Y” – Y’ – 4Y = 0

                                         

  1. COMPUTE:               L {7 e 3t – 5 cos ( 2t ) – 4 t 2 }                 
  1. COMPUTE:              L – 1 {(3s + 6 ) / [ s ( s 2 + s – 6 ) ] }           
  1. SOLVE THE INITIAL VALUE PROBLEM USING LAPLACE TRANSFORMS:             
  2. Y” + 6Y’ + 5Y = 12 e t       WHEN :   f ( 0 ) = - 1, AND f ‘ ( 0 ) = 7.                                                                                                                                    

SOLVE THE SYSTEM USING LAPLACE TRANSFORMS:   X’ – X – Y = 1,    AND :  – X + Y’ – Y = 0, WHEN:  X = f ( 0 ) = 0, AND: Y = g ( 0 ) = - ( 5 / 2)   

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