please help me with this.....

Answer:
answer below
Step-by-step explanation:
C. i) y = 23,000(1 - 0.15)^t
ii) y = 23,000(1 - 0.15)^t
y = 23,000 x 0.85^4
y = 23,000 x 0.52200625
y = $12,006.14
y = $12,006. when rounded to the nearest dollar
This is what I got