Math, asked by MrSmartGuy1729, 6 months ago

Find the numbers of the ap -12,-9,-6,.....,21 If one is added to each term of the ap then find the sum of all the terms of the Ap thus obtained​?

Answers

Answered by areebasattar23
1

Answer:

66

Step-by-step explanation:

Sn= n/2 (2a1 + (n-1)d)

Answered by tabassumnazia234
2

Answer:

heeeeelllllllllllloooooooo

Similar questions