The block diagram of a system is shown in the figureIf the

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The block diagram of a system is shown in the figure

If the desired transfer function of the system is
C(s) = s
R(s) s² + s + 1

Then G(s) is

1. 1
2. s
3. 1 / s
4. -s
  s³ + s² - s - 2

Correct Option: B

If G(s) = S

	C(s)	=	S
	R(s)		s² + s + 2