Sigma Notation for Geometric and Arithmetic Series

Tags

CCSS.HSA.SSE.B.4

• the common difference

• 20

• the second term

• the first term

• the number of terms

• the second term

• the first term

• the common ratio

• the number of terms

Tags

CCSS.HSA.SSE.B.4

Tags

CCSS.HSF.LE.A.3

Consider the sigma notation shown in the image.

Which two statements are true?

• There are 81 terms in the series.

• The first term is 81.

• The common ratio is 1/3.

• The common ratio is 4.

• There are 120 terms in the sequence.

Tags

CCSS.HSA.SSE.B.4

Tags

CCSS.HSF.BF.A.2

Tags

CCSS.HSF.BF.A.2

• a_n = 4(3)^n-1
• a_n = 3(4)^n-1
• a_n = -4(3)^n-1
• a_n = 3(-4)^n-1

Tags

CCSS.HSF.BF.A.2

Tags

CCSS.HSA.SSE.B.4