69.3k views
0 votes
Write the first five terms of the sequence whose nth term is -8n - 1 ?

User Almudhafar
by
6.4k points

1 Answer

5 votes


a_n=-8n-1\\\\for\ n=1\to a_1=-8(1)-1=-8-1=-9\\for\ n=2\to a_2=-8(2)-1=-16-1=-17\\for\ n=3\to a_3=-8(3)-1=-24-1=-25\\for\ n=4\to a_4=-8(4)-1=-32-1=-33\\for\ n=5\to a_5=-8(5)-1=-40-1=-41\\\\Answer:\ -9;\ -17;\ -25;\ -33;\ -41

User Varada
by
6.2k points