Write Four Additional Terms of the Geometric Sequence $$a _ { n } = a _ { n - 1 } + 4$$

question 255

Multiple Choice

Write four additional terms of the geometric sequence.
-Find the first four terms of the sequence with first term 9 and nth term $$a _ { n } = a _ { n - 1 } + 4$$

• A) 13, 17, 21, 25
• B) 0, 4, 8, 12
• C) 9, 4, 8, 12
• D) 9, 13, 17, 21

---

Definitions:

DC Motor

A type of electric motor that runs on direct current electricity, used in a wide variety of applications from vehicles to industrial machinery.

Shunt Motor

A motor that contains only a shunt field winding.

Square Wave Voltage

An electrical signal that switches instantaneously between two levels, used for digital communication, characterized by its distinct, non-variable high and low states.

DC Average

The average value of a direct current (DC) over a period of time, often used to describe power or signal levels.