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Integral mit e^x und partieller Integration

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Berechne ∫(2x-10)*e-4x

Ich habe :

 ∫(2x-10)*e-4x = -(1/4)*e-4x * (2x-10) - ∫2*-(1/4)*e-4x = -(1/4)*e-4x * (2x-10) - ∫-(1/2)*e-4x = -(1/4)*e-4x * (2x-10) - (1/8)*e-4x = -(1/4)*e-4x(2x-10+0,5) = -(1/4)*e-4x(2x-9,5)+c

Stimmt das ? 


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