EOT prep3

Which sequence has a common ratio of −4?

​ ​ (a)  

• 1, −4, 16, −64, 256
• -23, -27, -31, -35, -39
• 24, 20, 16, 12, 8
• 128, -32, 8, -4, 1

Which sequence has a common difference of 1.5?

​ (a)  

• 6, 7.5, 9, 10.5, 12
• 0, -1.5, -3.0, -4.5, -6
• 3.75, 5, 6.25, 7.5, 8.75
• 5.25, 7, 8.75, 10.5, 12.25

Determine if the sequence 0.2, 1, 5, 25, . . . is arithmetic or geometric.

Then, identify the next term in the sequence.

• Arithmetic; 75

• Arithmetic; 125

• Geometric; 75

• Geometric; 125

Determine if the sequence −184, −207, −230, −253, . . . is arithmetic or geometric.

Then, identify the next term in the sequence.

​ ​ (a)  

• Arithmetic; −276
• Arithmetic; −23
• Geometric; −23
• Geometric; −276

Determine the common difference or

common ratio for the

sequence. 4, − 5, − 14, − 23, − 32

Mathematical Equivalence

ON

Consider the given figures.

Determine the number of sides

of the 10th figure in the pattern.

Mathematical Equivalence

OFF

Mathematical Equivalence

OFF

What is the common ratio for the sequence:
28, 14, 7, 3.5...

• 2
• 1/2
• -14
• -7

Find the next three terms: -4, -12, -36, -108, ...

• 36, -108, 324
• -324, -972, -2916
• 324, -972, 2916
• -108, 324, -972