c) Find the laplace Le-** +3Le34
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c) Find the laplace Le-** +3Le34

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Maths
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( Lleft(e^{a t}right)=frac{1}{s-a} ) ( Lleft(e^{-5 t}right)+3 Lleft(e^{3 t}right) ) ( =frac{1}{s+5}+frac{3}{s-3} ) ( =frac{s-3+3 s+15}{(s+5)(s-3)}=frac{4(s+3)}{(s+5)(s-3)} ) ( =frac{4 s+12}{(s+5)(s-3)}= )
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