This is because 8.6 can be understood as 8.600000... Therefore, you can compute 8.6000 - 0.0047 = 8.553. I hope this clarifies!
Answer:
Choice A.
Detailed explanation:
The provided expression is
where,
.
Our goal is to identify an expression that matches the one given.
The current expression can be expressed as
Thus, the right choice is A.