If f(t) = te-at, then its Laplace transform is?a) \(\frac{1}{(s+

• A. \(\frac{1}{(s+a)^2}\) b) \(\frac{2a}{(s-
• B. \(\frac{2a}{(s-b)^2+b^2}\)
• C. \(\frac{a^3}{s^2+a^2)^2}\)
• D. Indeterminate