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Recurrence Relationsmedium
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For the recurrence an=0.8an−1+0.15an−2a_n = 0.8 a_{n-1} + 0.15 a_{n-2}an​=0.8an−1​+0.15an−2​, the characteristic equation yields roots approximately r1≈0.95r_1 \approx 0.95r1​≈0.95 and r2≈−0.15r_2 \approx -0.15r2​≈−0.15. Which statement is correct?