### Home > INT3 > Chapter 10 > Lesson 10.1.5 > Problem 10-68

10-68.

Calculate the sum of the first 11 terms of the sequence 21, 26, 31, 36, 41, … . Homework Help ✎

*t*(*n*) = 5*n* + 16

S_{11} = 506

10-68.

Calculate the sum of the first 11 terms of the sequence 21, 26, 31, 36, 41, … . Homework Help ✎

*t*(*n*) = 5*n* + 16

S_{11} = 506