(04/12) ALG 2 Unit 6B: Geometric Sequence

(04/12) Unit 6B: Geometric Sequence

Open Ended

You have decided to work with your family business. The starting pay will be $100 the first week & the pay will double each week. How much will you be making in 6 weeks?

Multiple Choice

State which is an example of a geometric sequence:

• $a_m=m-7$

• $a_m=m^2-3$

• $a_m=3\cdot3^m$

• $a_m=5m-6$

Multiple Choice

Find the common ratio for the geometric sequence.

• 10

• 1/2

• 2

• 4

Multiple Choice

Write the explicit formula for the geometric sequence.

• a_n = 10(2)^n-1

• a_n = 2(10)^n-1

• a_n = 10(2)ⁿ

• a_n = 2(10)ⁿ

Multiple Choice

What is the 11th term of the geometric sequence?

• -5120
• 97,656,250
• 19,531,250
• -19,531,250

Multiple Choice

What is the 14th term of the geometric sequence?

• 14,348,907
• 4,782,969
• 1,594,323
• 45