4a^2-8a=0solve by competing square
2 answers:
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Answer:
A
Step-by-step explanation:
The consecutive values of have a common difference d, that is
d = 8 - 3 = 13 - 8 = 18 - 13 = 23 - 18 = 5
This indicates that the sequence is arithmetic.
The recursive formula allows the next term in the sequence to be found from the previous term by adding 5, thus
=
+ 5 → A