Discover the best answers at Westonci.ca, where experts share their insights and knowledge with you. Join our platform to get reliable answers to your questions from a knowledgeable community of experts. Experience the convenience of finding accurate answers to your questions from knowledgeable experts on our platform.

What is S7 for the arithmetic series: a1 = 26, d = 3, and a7 = 44

Sagot :

Answer:

The answer is 245

Step-by-step explanation:

For arithmetic series with n=7: S7=(a1+a7)*7/2

Thus, S7=(26+44)*7/2=245

The answer is 245