Asked by Lucia

Find the arithmetic sequence if the fourth term is -6 and the eleventh term is -34
Answered by Steve
The (n+1)st term is a+nd

a+3d=-6
a+10d = -34
subtract to get 7d = -28

having d, now you can get a, since
a+3d = -6
Answered by Mercy
a+3d=_6
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