Answer:
1) arithmetic sequence
Step-by-step explanation:
1) sol
a1=9
a2=16
a3= 23
a4=30
a2-a1= 16-9=7
a3-a2= 23-16=7
a4-a3= 30-23=7
d or common difference is 7
just follow the solution you will get the right answer :D
I just solved it :)
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Answers & Comments
Answer:
1) arithmetic sequence
Step-by-step explanation:
1) sol
a1=9
a2=16
a3= 23
a4=30
a2-a1= 16-9=7
a3-a2= 23-16=7
a4-a3= 30-23=7
d or common difference is 7
just follow the solution you will get the right answer :D
I just solved it :)