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Thread: Higher Order Differential Equation: (D^3 + 1) y = cos^2(x/2) + e^{-x}

  1. #1

    Higher Order Differential Equation: (D^3 + 1) y = cos^2(x/2) + e^{-x}

    (D3+1)y= cos2(x/2) + e-x

    I have calculated complementary function help me finding out in particular integral

  2. #2
    Elite Member
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    Quote Originally Posted by storm0042 View Post
    (D3+1)y= cos2(x/2) + e-x

    I have calculated complementary function help me finding out in particular integral
    Hint: cos2(x/2) = (1/2)*cos(x) + (1/2)
    “... mathematics is only the art of saying the same thing in different words” - B. Russell

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