Question: Please help me with these multiple choice questions and short explanation please, thank you so muchh To solve numerically ODE with higher order than 2

Please help me with these multiple choice questions and short explanation please, thank you so muchh
To solve numerically ODE with higher order than 2 , you can use: A) Functions ode.. by conversion to system of ODEs of 1st order B) The dsolve command of formal calculation. C) A and B are both correct The SIMULINK model below is used to simulate the response of the differential equation: D2x+0.2Dx +x=1. Which statement is correct? A) G1=+1;G2=+0.2 B) G1=+0.2; G2 =+1 C) G1=0.2;G2=1 The velow SIMULINK model results show: A) The graph of the oscillation is off. B) Graph of forced oscillation. C) Graph of velocity in phase space
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