plugin-ch2soln

# plugin-ch2soln - Math 245 Chapter Test 2(4 Feb 2009 Spring...

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Name: SolL Mrgrp( Prob. 1. (25pts)Findthegeneral solutionofthe 1't-order OOE tQ+2y=sin/, r>0. dt"t tL t.. = dh* ;{,^^tl-_ az- / (olt - Order: 1 Linear/l.{onlin.un Non .{ rr.p-af 'l LinearA.,lonlinear: Nm !;rrrn*r Order: 2 Linear,Nonlinear: Order, 3 Math 245 Chapter 2 Test (4 Feb. 2009) Spring 2009 Please check your discussion section; n llam n 12pm n lpm l'* t v /-\ttt : g I vrrdt /^ttl : t. ,1, r L t..1 I tttx = Srrrnt 2t T = it^t | fu.^t -cott+C =+ 1= + +-4 Prob. 2. (20 pts) Indicate in the respective spaces the order of the ODE and state whether the equation is linear or nonlinear. a) !/-* q,li 5e2, dx a' b) L+3siny 5sinx 'dx c) !2 *9vx2 o ' dxz d) dr'=41+ 4v 5x dx" dx' . d'v x . 1 e) --:+-=4x' 'dxty t._.t! t3=_o Cb -,)Ll-3) o LnvilV LinearA{onlinear: Nnttlir*nf Nn l>r^nt* Prob.3. (5pts) Find all the equilibrium solutions of the

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## This note was uploaded on 06/01/2009 for the course MATH 245 taught by Professor Alexander during the Spring '07 term at USC.

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plugin-ch2soln - Math 245 Chapter Test 2(4 Feb 2009 Spring...

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