Sum of Arithmetic Sequence

A theater has 32 rows of seats. If there are 26 seats in the 1st row, 30 in the 2nd, 34 in the 3rd, and so on, how many seats are there in all? Assume the pattern continues.

• 2,791 seats

• 2,803 seats

• 2,816 seats

• 2.829 seats

Tags

CCSS.HSF.BF.A.2

It is the sum of definite number of terms of an arithmetic sequence

• Arithmetic Means

• Arithmetic Sequence

• Arithmetic Series

• Arithmetic Patterns

What is a sequence in which each term after the first is obtained by adding a constant number to the preceding term?

• arithmetic sequence

• harmonic sequence

• geometric sequence

Tags

CCSS.HSF.BF.A.2

What is the indicated sum of the terms in arithmetic sequence?

• arithmetic means

• arithmetic series

• arithmetic sequence

• 149
• 11,200
• 5,600
• 140

Find the sum of the arithmetic series using a formula.

• 516, 240

• 516,242

• 116, 242

• 506, 242

Determine the sum of the series written in Sigma Notation. 

• 5400

• 2692

• 2700

• 2704

How many terms of the arithmetic sequence -3, 2, 7…. must be added together for the sum of the series to be 116?

• 8

• 9

• 10

Find S₁₄ for the arithmetic sequence.

• 959

• 36

• 497

• 185

Evaluate each arithmetic series described using the sum formula.

• A

• B

• C

• D