I need to find the laplace transforms of these functions:
a) (t-1)^4 <---dont know which property to use
c) cos(kt)^2 k = constant
Any help would be great.
My attempts are:
b) 1/s^2 * F(s+1)*4/(s^2+4)
Answer should be: 4(s+1)/[(s+1)^2+4]^2
c) Answer should be: 4(3s^2-4)/(s^2+4)^3