Answer:
D. 
Step-by-step explanation:
(3^6)(3)
(3*3)^6

Answer & Step-by-step explanation:
PEMDAS:
Parentheses
Exponents
Multiplication and Division left to right
Addition and Subtraction left to right
We have two forms of grouping in the expression. Do the inner-most one first, still following PEMDAS within the grouping symbol:
Simplify division:

Re-insert:

Simplify subtraction and addition within parentheses:

Re-insert:

Simplify division:

:Done
18 is the answer because eighteenth has nth in the ending
Answer:
Step-by-step explanation7: