0 votes 0 votes The Laplace transform $F(s)$ of the function $f(t) = \cos (at)$, where $a$ is constant, _________ $\dfrac{s^2}{s^2+a^2} \\$ $\dfrac{a}{s^2+a^2} \\$ $\dfrac{s}{s^2+a^2} \\$ $\dfrac{s}{s^2-a^2} $ Differential Equations gate2016 differential-equations laplace-transforms + – Milicevic3306 asked Mar 26, 2018 recategorized Mar 18, 2021 by Lakshman Bhaiya Milicevic3306 7.9k points answer comment Share Follow See all 0 reply Please log in or register to add a comment.