given the explicit formula for an arithmetic sequence find the first five terms and the term named in the problem
8) a =65 - 100n find a 39
9) a =-7.1 - 2.1n find a 27
10) a =11/8 + 1/2n find a 23
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Step-by-step explanation:
1.an= - 11 + 7n
Find a34
Nth term:an= - 11 + 7n
a34=−11+(7)(34)
a34=−11+238
a3=227
2.an=65-100n
Find a39
Nth term : an=65-100n
a39=65-100(39)
a39=65−3900
a39=−3835
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