Question

Solve step by step.

Answer 1

Answer:

Step-by-step explanation:

a₁ = 12,000

a₂ = 0.80a₁ = 9,600

a₃ = 0.80a₂ = 7,680

a₄ = 0.80a₃ = 6,144

a₅ = 0.80a₄ = 4,915.20

:::::

a₁ = 30

a₂ = 1.30a₁ = 52

a₃ = 1.30a₂ = 67.6 ≅ 68

a₄ = 1.30a₃ = 87.88 ≅ 88

a₅ = 1.30a₄ = 114.244 ≅ 114