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plugin-Quiz3a

# plugin-Quiz3a - ode45 to calculate[t,yJ Note In(c and(d...

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Math245 Homework Quiz #3a, Spring 2009 circle section: llam, 12pm, Ipm Name: _________ 1.(20pt) Find the general solution. Y /I - 2' y+y= 0

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2.(20pt) Consider the initial-value problem with constant m. y" - 2y' + my = 0, y(O) = -2, y'(O) = 2 Answer the following questions. a. write this equation in terms of a system of first-order ODEs. b. write down the corresponding boundary conditions. c. write down the contents of a M-file function defining this ODE system. d. write down the contents of the second M-file up to invoking function
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Unformatted text preview: ode45 to calculate [t,yJ. Note: In (c) and (d), write down exactly as it should appear in real M-files. 1/ = ~ ( =LJz-i; = 'jlt rz ~~ WZ ! = 2 ~2- (}Il ttl b, ~{0 = -2/ ,~ L1 ( ) ~~ C d \(6) = 2-9 Of d-'2J6) = 2, . ~m"P)6Yl 'I Ji t :::: ~ aTllJar17e( i; ~/ rn) yd t-~ (~(2) ~vltl ~ ~C[)+Z *'-0(:<') J u{ \ br u1 [0 /C6 J ; co-tb -= r:- c ~J> tl1 2-1-(1;, ~ 7 :=: ods: 4--r ( ce J 6 Lt rf1 t1/~~ il f 4 ~ is [J/ 1/]1 )...
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plugin-Quiz3a - ode45 to calculate[t,yJ Note In(c and(d...

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