Problem 예제.

Multiple Choice • Views 1146 • Comments 0 • Created at 2 years ago • Last Updated at 3 months ago

$F(s) =\dfrac{3s+10}{s^3+2s^2+5s}$ 일 때 $f(t)$ 의 최종값은?

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Solution

$\lim_{t \to \infty} f(t) = \lim_{s \to 0} s F(s)$

$\lim_{t \to \infty} f(t) = \lim_{s \to 0} s \dfrac{3s+10}{s^3 +2s^2+5s} = 2$

Correct answer 4