Find the general term for 12,21,30
tn= 9n + 3
Find the indicated sum for -5+2+9+....+317
7332
Write sequence that has 5 terms between 4.8 and 12.8
4.8,6.4,8,9.6,11.2,12.8
Find the explicit formula for 3, 7, 11
tn = 4n -1
Find the 28th partial sum of 27+14+1+...
-4158
Write a sequence that has 4 terms between 19 and -71
19,-11,-41,-71
Find the general term for 29,-1,-31
tn = -30n + 59
Write a sequence that has three terms between 9 and 3
9,6,3
Find the general term for -30,0,30
tn = 30n-60
Find the 19th partial sum of -19+23+65+....
6821
Write a sequence that has 5 terms between 10 and 130
10,40,70,100,130
Find the general term -16.3,-18.4,-20.5....
an=-16.3+(n-1)-2.1
tn= -2.1n -14.2
Find the indicated sum of the arithmetic series 211+193+175+...+(-455)
-4392
Write a sequence that has 8 terms between 12.4 and -24.7
12.4,7.1,1.8,-3.5,-8.8,14.1,-19.4,19.4