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Question 3 Give the general solution to ry+ 2 y -2 cos(3z) y 1/2 3/2 r3 sin(3r) +Cr a) b) y/2 sin (3z) + Cr 3 = T 3 sin(3z)

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Cas( 83) yl2 2 Cos@) + aosa)-2 2 १° (qy + 23(7) 2 Cos (a)2 (os (22)- aa sobing the equalion deqed GSin(3) 3 3 covrect OPhon

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