Arithmetic and Geometric Sequences

• Arithmetic

• Geometric

• Neither

• Both

• Arithmetic

• Geometric

• Neither

• Both

• Arithmetic

• Geometric

• Neither

• Both

The diagrams represent the first three terms of a sequence. Assuming the pattern continues, how many shaded squares are in the 6th term?

• 26

• 28

• 30

• 32

What is the formula for the nth term of the sequence 3, -6, 12, -24, 48, ...?

• An arithmetic sequence with a common ratio of 3.

• A geometric sequence with a common difference of 3.

• An arithmetic sequence with a common difference of 3.

• A geometric sequence with a common ratio of 3.

• A geometric sequence with a common difference of 3.

• An arithmetic sequence with a common difference of 3.

• 36

• 38

• 40

• 42