3ⁿ + 3ⁿ x 3² 3ⁿ ( 1 + 3²) 3ⁿ x (1 + 9) 3ⁿ x 10⁽⁵
-------------------------- = ------------------------ = --------------------- = -------------=
2ⁿ + 2ⁿ⁺¹ + 3 x 2ⁿ⁺² 2ⁿ ( 1 + 2¹ + 3 x 2²) 2ⁿ (1 + 2 + 12) 2ⁿ x 15
3ⁿ x 2 3ⁿ⁻¹ (3)ⁿ⁻¹
= ------------ = --------- = ----
2ⁿ x 3 2ⁿ⁻¹ (2)ⁿ⁻¹