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nadya68 [22]
3 years ago
13

Inverse laplace transform of H(s) = 1/(s+4)^2

Mathematics
1 answer:
ziro4ka [17]3 years ago
4 0

Answer:

Inverse Laplace of \frac{1}{(S+4)^2} will be te^{-4t}

Step-by-step explanation:

We have to find the inverse Laplace transform of H(S)=\frac{1}{(S+4)^2}

We know that of \frac{1}{s+4} is e^{-4t}

As in H(s) there is square of s+4

So i inverse Laplace there will be multiplication of t

So the inverse Laplace of \frac{1}{(s+4)^2}  will be te^{-4t}

L^{-1}\frac{1}{(S+4)^2}=te^{-4t}

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hi

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-16t² = 75 -250

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 t² = 175/16

Here there si two solutions :  t = \sqrt{175/16}   and  t =  - \sqrt{175/16}

However, as time cannot rewind,  we will  keep only positive solution

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in seconds  it will be  :  3.3 seconds

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Step-by-step explanation:

An investor has an account with stock from two different companies. Last year, his stock in Company A was worth $6830 and his stock in Company B was worth $2600. The stock in Company A has increased 20% since last year and the stock in Company B has increased 5%. What was the total percentage increase in the investor's stock account? Round your answer to the nearest tenth (if necessary).

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-cep Leu<br>2. 3x -1 = -10​
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Answer:

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