Find the poles of transfer function given by system d2⁄dt2 y(t) – d⁄dt y(t) + y(t) – ∫0t x(t)dt = x(t).

Find the poles of transfer function given by system d2⁄dt2 y(t) –

1.	Find the poles of transfer function given by system d2⁄dt2 y(t) – d⁄dt y(t) + y(t) – ∫0t x(t)dt = x(t).
A.	0, 0.7 ± 0.466
B.	0, 2.5 ± 0.866
C.	0, 0 .5 ± 0.866
D.	0, 1.5 ± 0.876
Answer» D. 0, 1.5 ± 0.876