Engineering Board Exam Reviewer · Laplace Transforms · easy

Find the Laplace transform of f(t)=e3t.

1. 1/s-3
2. 1/s+3
3. 3/s
4. 1/s2-9

Answer

A. 1/s-3

Solution

Leat=1/s-a. With a=3: 1/s-3.

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