Question

-5+(-8)+(-11)+...+(-230)
In an AP:
given a=5, d=3, a =50, find n and S
given a=7.2,3 = 35, find d and S
given a,,=37,d=3, find a and S
given a = 15, S. = 125, find d and a
given a = 2, d=8, S = 90, find n and a
given a = 4d=2, S =-14, find n and a.
given 1 = 28. S= 144, and there are total 9 terms. Find a.
12
10"​

Answer 1

Answer:

12 = 24

10=20

Step-by-step explanation:

12+12=24

10+10=20