Given the arithmetic sequence 51, 41, 31, 21...
a) Find the 30th term
b) Find the sum of th...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 18.01.2022 23:30, kaytlyn8102
Given the arithmetic sequence 51, 41, 31, 21...
a) Find the 30th term
b) Find the sum of the first 30 terms
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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