osbornec43771 osbornec43771 25-01-2024 Mathematics contestada Which formula can be used to find the nth term of the sequence 3, 21, 147, ...? A) a₁ = 7; aₙ = aₙ₋₁ * 3 B) a₁ = 1, aₙ = aₙ₋₁ * 7 C) a₁ = 3, aₙ = aₙ₋₁ * 7 D) a₁ = 3; aₙ = aₙ₋₁ * 21