Answer:
a₆ = 54
Step-by-step explanation:
The general term of an arithmetic sequence is: 
where,
is the first term and
is the common difference.
The
term of the sequence is given by
.
Therefore, 

∴ a₆ = 54
Answer:
0.68865278
Step-by-step explanation:
Answer:
a
Step-by-step explanation:
Answer:
49x^4-42x^2 y+9y^2
Step-by-step explanation: