PLEASE HELP WILL GIVE BRAINLIEST!!!!!!!!!
2 answers:
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Answer:
see explanation
Step-by-step explanation:
The n th term of an arithmetic sequence is
= a₁ + (n - 1)d
where a₁ is the first term and d the common difference
Here a₁ = 2 and d = 9 - 2 = 7, thus
(a)
= 2 + 7(n - 1) = 2 + 7n - 7 = 7n - 5
(b)
Using the n th term formula, then
= 7(15) - 5 = 105 - 5 = 100
No solution
Hope that helps
Answer:
The answer is (2,4)
hope this is helpful :)
