m3(unit-2)

1.Laplace transform of (t sin t)=___.

• 1.2s/(s^2+1) ^ 2

• 5.1/(s-1)

• 1/ (s-log 2)

• e^-(as)

2.what is the answer for above question?

3.type the answer for above equation?

4.L (e ^ (- 3t) * cos 5t) =________.

• 1.2s

• F(s+a)

• (s+3)/(s²+6s+34)

• e^-(as)

5.L (e ^ t) =_______.

6.L (cos^3 (4t)) =______.

7.L {u (t + 2)} =_______.

• 1/(s-1)

• e^-(as)

• F(s+a)

• e^-(at/s)

8.Laplace transform of f'(t) =_____.

• sF(s)-F (0)

• sf(s)-f(0)

• e^-(as)

• e^-(at/s)

9.L (cosh^2 (2t)) =______.

• sf(s)-f (0)

• k! / (s+1) ^(k+1)

• 1/2[(1/s) +(s/s^2-16)]

• 1

10.L (e ^ (- t) t ^ k) =_____

• 1/(s-1)

• e^-(as)

• k! / (s+1) ^(k+1)

• 1/2[(1/s)+(s/s^2-16)]