When

, you have

.
When

, you have

.
Clearly,

.
Assume

. Now when

, you have

Therefore by induction the sequence is monotone (decreasing).
Step-by-step explanation:
May you reword it? I don't quite understand.
Answer:
A
Step-by-step explanation:
I used a calculator:
(-4a^2)(2a^-3)^-4 = -a^14/4
They're equal because 1 quart = 2 pints.
Answer:
The last one
Step-by-step explanation:
If you look at a graph, none of the line should overlap each other vertically. If a graph overlaps anywhere vertically, it is not a function.