1.

The sum of first 7 terms of an arithmetic sequence is 119 and the sum of first 20 terms is 860 what is its 4th term and what is its 17th terms

Answer»

ANSWER:

wfnoneofnowncoffji

Step-by-step EXPLANATION:

feiowffffffffffffffffffffffffw

lwfwf

wefde

wefefefwefewfdddddddddddddddddddddddddddddddd

ew

cw



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