Quiz 1A

Find the general rule for: 64, 32, 16, 8, …

• 64(1/2)^n-1

• (-32)^n-1

• 64(-1/2)^n-1

• (32)^n-1

Write an explicit rule for the general term (means find general form) of the sequence 5, 15, 45, . . . ?

• U_n = U_n-1 x 3

• U_n = 5(3)^n-1

• U_n = 3(5)^n-1

• U_n = 5 + (n-1)3

What are the first three term of sequence with the general formula of

U_n = 2n + 7 is...

• 9, 11, 15

• 9, 11, 13

• 7, 9, 11

• 13, 15, 17

What is the 3rd term of the sequence with the general formula of

U_n = -4n - 5 is...

• 17

• 29

• -17

• 5

The general formula of the sequence

3, 9, 15, 21, 27,... is

• U_n = 6n -4

• U_n = 6n + 3

• U_n = 6n -3

• U_n = -6n - 3

Given the sequence:

125, 25, 5, ....

Find the general formula.

• U_n = (125)(5)⁽ⁿ⁾

• U_n = 625(1/5)⁽ⁿ⁾

• U_n = 625(5)⁽ⁿ⁾

• U_n = 125 + 5n

What is the general term for the sequence: 4;5;6;7

• U_n=n+2

• U_n=n+3

• U_n=n+1

• U_n=n+4

Is this sequence Arithmetic, Geometric, or Neither?
{2, 9, 7, 14, 12, 19, ... }

• Arithmetic
• Geometric
• Neither

Tags

CCSS.HSF.BF.A.2

Is this sequence arithmetic, geometric, or neither?
{26, 22, 18, 14, ...}

• Arithmetic
• Geometric
• Neither

Tags

CCSS.HSF.BF.A.2

Dividing by 12 is the same as ...

• × 12
• ÷ 1/12
• × 1/12
• + 12

Tags

CCSS.HSA.REI.A.1