Recurrence Relationsmedium
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Consider a linear homogeneous recurrence relation an=c1an1+c2an2a_n = c_1 a_{n-1} + c_2 a_{n-2}. If the roots of the characteristic equation are r1=3+2ir_1 = 3 + 2i and r2=32ir_2 = 3 - 2i, which of the following is the correct form of the general solution for ana_n?