Are these arithmetic, geometric, or neither? 1. -38, 162, 362, 562, 762

2. 2, 8, 32, 128, 512

3. 7, 2, -3, -8, -13

4. 1, 9, 25, 49, 81

Find the value of the cosine for angle a

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?