Question: For the subharmonic response, derive (a) Equations 11.45 to 11.47, (b) Equation 11.48, (c) Equation 11.49, and (d) Equation 11.50. 20+ x = F cost

For the subharmonic response, derive

(a) Equations 11.45 to 11.47,

(b) Equation 11.48,

(c) Equation 11.49, and

(d) Equation 11.50.

20+ x = F cost 3 22 21+ 3 + 3 (11.45)

(ax +30%) (11.46) ()(ar+35xx) (11.47)

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20+ x = F cost 3 22 21+ 3 + 3 (11.45) (ax +30%) (11.46) ()(ar+35xx) (11.47)

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