ADpenctix A Solutions t o the Exrrciecs 469 If' every state is piit, at ail irltegritt(j1 output, arid an adder is connected to e v c ~ yinttxgrator input, a signal flow graph ran always he clerivrd from thc statespace represelltation c) Insert {lie coefficieiits c OJ 100 into Fig 2.3 f ~=r -0.1; a1 = -7; u2 = -107: u,3 = -200 ancl d) Both arc caiionical Solution 2.6 States at the outpn(s of the integrators W e clioosc: z at the outpul of the left iritegrator, x2 at tlic output of the right integratoi Parallel for1rr U # arid A # Not cornplelely observable, not observable from arty of the outputs as every row of C lias a zero Solution 2.7' e= [ -a -8 i d=2 b) 'rbc transformation will br carried out, with a modal form of A that is not in geneial mambignous With T - -2 - we obtain: