Review - Math10

What are the next three terms 3, 15, 27, 39, 51, ... ?

• 61, 73, 85

• 62, 74, 86

• 63, 75, 87

• 64, 76, 88

What is the nth rule or general rule of the sequence 3, 8, 13, 18, 23, ...?

• An = 5n - 2

• An = 5n + 2

• An = 2n - 5

• An = 2n + 5

What are the first five terms of the sequence an = 2n + 5?

• 3, 5, 7, 9, 11

• 4, 6, 8, 10, 12

• 11, 13, 15, 17, 19

• 7, 9, 11, 13, 15

What is the a12 where a1 = 5 and d = 7?

• 82

• 92

• 102

• 202

Wha is the sum of the first ten odd numbers starting with 1?

• 100

• 200

• 300

• 400

There are 20 seats in the front row of a theater. Each successive row contains three more seats than the previous row. If theater has 12 rows, how many seats are there in all?

• 338 seats

• 438 seats

• 538 seats

• 638 seats

What is a10 where a1 = 4 and r = 3?

• 68 732

• 78 732

• 88 732

• 98 732

What is the geometric mean between 3 and 147?

• 21

• 22

• 23

• 24

what is the quotient of (x3 + 3x2 – 2x + 1) ÷ (x + 1)

• 9

• 10

• 11

• 12