Geometric Sequences - Explicit Formula

Presentation

•

Mathematics

•

9th - 12th Grade

•

Easy

•

CCSS

HSF.BF.A.2, HSF-LE.A.1A

Standards-aligned

Kiiettia Jones

Used 14+ times

FREE Resource

3 Slides • 7 Questions

Geometric Sequences-
Explicit Formula

By Kiiettia Jones

Learning Target… IWBAT identify, extend, and graph geometric sequences.

Success Criteria… I can write geometric sequences as functions and translate between explicit and recursive rules.

Multiple Choice

What does r represent?

Radical

Common difference

Common ratio

Multiple Choice

What does a₁ represent?

Any term

First term

Last term

Multiple Choice

Which formula is used to find the explicit equation for geometric sequences?

a_n = a_n-1 + d

a_n = a_n-1 * r

a_n = a₁ + d(n-1)

a_n = a₁ * r^n-1

Multiple Choice

What is the common ratio?

-2

Not enough information

Multiple Choice

Write an explicit formula to represent the geometric sequence. Then use the formula to find a_8.

512

324

640

Multiple Choice

What is the value of the car after 8 years?

$13,240.00

$5,033.16

$2,516.56

$3,756.25

Multiple Choice

What is the 7th term of the sequence?

a₇= 0.128

a₇= 0.032

a₇= 0.064

a₇ = 0.256

Geometric Sequences-
Explicit Formula

By Kiiettia Jones

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