5.1 A and B Asynch

What kind of sequence is the pattern 28, 31, 34, 37, 40, ...?

• Arithmetic
• Geometric
• Neither

What kind of sequence is the pattern 400, 200, 100, 50, 25, ...?

• Arithmetic
• Geometric
• Neither

What kind of sequence is the pattern 15, 17, 20, 24, 29, ...?

• Arithmetic
• Geometric
• Neither

What is the common DIFFERENCE for this sequence?
-18, -13, -8, -3, 2, 7, ...

• +5

• +11
• -11
• -8

What is the common DIFFERENCE for this sequence?
97, 86, 75, 64, ...

• +8
• +11
• -11
• -8

Identify a₁ and d for the sequence
-5, -2, 1, 4, ...

• a₁ = 3 and d = -5
• a₁ = -8 and d = 3
• a₁ = -5 and d = 3
• a₁ = -5 and d = -3

Given the recursive formula, find the first four terms:

a₁ = 20
a_n = a_n-1 + 5

• -16, -21, -26, -31
• 5, -11, -27, -43
• -16, -80, -500, -200
• 20, 25, 30, 35

Write the recursive formula for the following sequence?
6, 4, 2, 0, . . .

• a_n = -2n + 8
• a₁ =6,

  a_n = a_n - 1 - 2

• a₁ = 6,

  a_n = a_n-1 + 2

• a₁ = 6,

  a_n = a_n-1 - 2

Write the recursive formula for 17, 28, 39, 50....

• a₁= 17

  a_n=a_n-1+11

• a₁=6

  a_n=a_n-1-4

• a₁=6

  a_n=a_n-1+9

• a₁=6

  a_n=a_n-1+6

Write the recursive rule for the arithmetic sequence
82, 76, 70, 64, ...

• a₁=82;

  a_n = a_n-1 - 6

• a₁=64;

  a_n = a_n-1-6

• a₁=82;

  a_n = a_n-1 + 6

• a₁=64;

  a_n = a_n-1+6