4. Consider the sequence 17/7, 20/7, 23/7.... a) Write the algebraic expression b) Write the sequence of counting numbers in the above given sequence. Is the newly obtained sequence is an arithmetic sequence?
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Answer:
an = a1 + (n-1)r
14/7
Yes
Step-by-step explanation:
r = 20/7 - 17/7
r = (20-17)/7
r = 3/7
an = a1 + (n-1)r
17/7 - 3/7
(17-3)/7
14/7
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