1.

Find the Laplace transform of the function f (t) = 3t4 – 2t3 + 4e-3t – 2sin5t + 3cos2t.

A. 72/s5 – 12/s4 + 4/(s+3)+10/(s2+25)+3s/(s2+4)
B. 72/s5 – 12/s4 + 4/(s+3)-10/(s2+25)+3s/(s2+4)
C. 72/s5 – 12/s4 – 4/(s+3)+10/(s2+25)+3s/(s2+4)
D. 72/s5 – 12/s4 – 4/(s+3)-10/(s2+25)+3s/(s2+4)
Answer» C. 72/s5 – 12/s4 – 4/(s+3)+10/(s2+25)+3s/(s2+4)


Discussion

No Comment Found

Related MCQs