Answer:
729 is a perfect square
Step-by-step explanation:
because 27 * 27 = 729
Answer 
Step-by-step explanation:
Use order of operations and evaluate the exponent first




Answer:
See explanation
Step-by-step explanation:
Consider the sequence 
Rewrite it as

The points on the coordinate plane are
(see attached graph).
Since
given sequence is geometric.
Step-by-step explanation:
85 is the answer you are looking for