Ankur Rao Asked a Question
April 6, 2021 9:22 ampts 30 pts
19. Let y be the solution of the initial value problem +y = 6 cos cos 2x, dx y(0) = 3, y (0) = 1 let the Laplace transform of y be F(s),Then the value of F(1) is 17 a b c)8 d)
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  • Eduncle thankyou
    Hi ankur,kindly refer the below image for your query thank you for asking
    • cropped545621074264539562.jpg
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  • Ujjawal vishal
    Let L(y) = F(s) = Y then, L(y") = (s^2)Y - sy(0) - y'(0) = (s^2)Y - 3s - 1 & L(y') = sY - y(0) = sY - 1 also, L(cosax) = s/(s^2 + a^2) => L(cos2x) = s/(s^2 + 4) now taking Laplace...
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    Ankur Rao
    sir please provide solution on paper.🙏
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