Find the transform. Show the details of your work. Assume that a, b, w, 0 are constants. 1. 3t + 12 2. (a - bt)² 3. cos πt 4. cos² wt 5. e2t sinh t 6. e-t sinh 4t е 7. sin (wt + 0) 8. 1.5 sin (3t - π/2)