Arithmetic and Geometric Sequences

Determine whether the sequence is arithmetic.

• YES

• NO

Tags

CCSS.HSF.BF.A.2

Write an explicit formula for the sequence defined below.

Tags

CCSS.HSF.BF.A.2

• -141

• -121

• -124

• -131

Tags

CCSS.HSF.BF.A.2

Hint: Find the common difference (d) first.

• 170

• -131

• -127

• -124

Tags

CCSS.HSF.BF.A.2

How many terms are there in the sequence: 4, 11, 18, 25, . . . , 214?

• 27

• 32

• 31

• 29

Tags

CCSS.HSF.BF.A.2

• 3

• -3

• -16

• -32

Tags

CCSS.HSF.BF.A.2

Write the explicit formula of the sequence 8, -24, 72.

Tags

CCSS.HSF.BF.A.2

Write the recursive formula of the sequence 8, -24, 72.

Tags

CCSS.HSF.BF.A.2

Given the geometric sequence: {8, −24, 72, ...} find the 8th term of the sequence.

• -4586471424

• -6291456

• -17496

• -568721

Tags

CCSS.HSF.BF.A.2

• 96

• 63

• -33