Identifying and writing sequences

Find the first term in the sequence for which  $a_{31}=197\ and\ d=10$  

What is the 38th term of this sequence?
{26, 22, 18, 14, ... }

• -4
• 10
• -122
• 174

Find the 50th term for the following expression.
 $3n\ +\ 1$  

• 51

• 151

• 251

• 351

Given $𝑎_n=12-n,\$  what is its  $50^{th}$  term?

• -40

• -38

• -36

• -34

Numbers where each number is the two numbers above it added together.

• Fourier Series

• Fibonacci Sequence

• Quadratic Formula

• Pascal’s Triangle

Identify the next three terms of the sequence below:

-6, -10, -14,...

• -17, -21, -25

• 17, 21, 25

• 18, 22, 26

• -18, -22, -26

Find the first term of the given sequence:

t₁₄=68 d=3

• 14
• 20
• 26
• 29

Find the first four terms of the sequence  $a_n=2a_{n-1}\ +3,\ where\ a_1=5$ 

•  $a_1=5,\ a_2=13,\ a_3=29,\ a_4=61$  

•  $a_1=5,\ a_2=8,\ a_3=11,\ a_4=14$  

•  $a_1=5,\ a_2=7,\ a_3=9,\ a_4=11$  

What is the 20th term in the sequence...

9n - 4

• 176

• 184

• 108

• 180