Find the Number of Terms N in an Arithmetic Sequence

question 4

Multiple Choice

Find the number of terms n in an arithmetic sequence if a₁ = 13, a_n = -95, and d = -6

• A) 17
• B) 18
• C) 19
• D) 20

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Definitions:

Mental Speed

The rate at which an individual can process information, often associated with the ability to understand and respond to stimuli quickly.

Fluid Intelligence

The ability to reason and solve new problems independently of previously acquired knowledge.

Crystallized Intelligence

The ability to use learned knowledge and experience, which typically increases or remains stable over the lifespan.

Diverge

To move or extend in different directions from a common point, or to differ in opinion or character.