P5 13 We want to approximate a fourth order system by a lower order model The transfer function of the orig inal system is GH(S) s3 7s2 24s 24 s4 10s3 35s 50s 24 3 7s2 248 24 (s 1)(s 2)(s 3)(s 4) Show that if we obtain a second order model by the method of Section 5 8, and we do not specify the poles and the zero of GL(s), we have GL(s) 0 2917s 1 0 399s2 1 375s 1 0 731(s 3 428) (s 1 043)(s 2 4)

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P5 13 We want to approximate a fourth order system by a lower order model  The transfer function of the orig inal system is GH(S)  s3 7s2 24s 24 s4 10s3 35s   50s  24 3 7s2 248   24 (s 1)(s 2)(s 3)(s 4)  Show that if we obtain a second order model by the method of Section 5 8, and we do not specify the poles and the zero of GL(s), we have GL(s)    0 2917s 1 0 399s2  1 375s 1 0 731(s 3 428) (s 1 043)(s  2 4)

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Question: P5.13 We want to approximate a fourth-order system by a lower-order model. The transfer function of the orig inal system is GH(S)= s3+7s2+24s+24 s4+10s3+35s +

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