Arithmetic Sequence Make Up Quizizz

Match the recursive formula with the sequence

• a₁=3

  a_n = a_{n-1 +2} -3

• 6,9,12....

• a₁=3

  a_n⁼a_n-1+6

• a₁=-3

  a_n=a_n-1 +3

• 3, 9, 15, ...

• a₁=3

  a_n=a_n-1-6

• a₁=6

  a_n=a_n-1+3

Determine the first 3 terms of the following sequence.

a₁= -4

a_n=a_n-1+2

• 2, -2, -6

• -4, -2, 0

• -4, -6, -8

• 2, 6, 10

Create the explicit formula for the sequence:

2, 8, 14, ...

• a_n=2+6n

• a_n=-6+6n

• a_n=6n-4

• a_n=4-6n

Organize these options into the right categories

Groups:

(a) Arithmetic

,

(b) Not Arithmetic

• .1,.01,.001

• .1, .11, .21.....

• 
• -2, -3, -5, -8, ...

Given the recursive formula, find the first four terms:
a_n = a_n-1 + 5
a₁ = -16

• -16, -21, -26, -31
• 5, -11, -27, -43
• -16, -80, -500, -200
• -16, -11, -6, -1

what is the simplified explicit sequence formula for the sequence shown ?

• -2n+10

• -2n

• a₁ = -2

  a_n = a_n-1 +8

• 2n-10

• a_n = -2 +8(n-1)

What is the common difference in the sequence: -4, 3, 10, 17,, …?

• 1

• -7

• 7

• -1

Find a₂₆ in the arithmetic sequence: -15, -35, -55, -75, ...

• -515

• -535

• -490

• 460

The next two terms of the sequence 4,7,10,13 are ....

• 16 and 19

• 15 and 19

• 16 and 18

• 15 and 18

The first three terms of an arithmetic sequence are as follows

13, 19, 25, ​ (a)   , (b)  

What are the next two terms of the sequence?

• 31
• 37
• 36
• 30
• 32
• 38
• 29