Find $a _ { n } \text { and } a _ { 6 }$

question 398

Multiple Choice

Find $a _ { n } \text { and } a _ { 6 }$ for the following arithmetic sequence.
- $$a _ { 1 } = 42 , d = - 8$$

• A) \(a _ { n } = 42 + 8 n , a _ { 6 } = 90\)
• B) \(a _ { n } = 42 + 8 ( n - 1 ) , a _ { 6 } = 82\)
• C) \(a _ { n } = 42 - 8 n , a _ { 6 } = - 6\)
• D) \(a _ { n } = 42 - 8 ( n - 1 ) , a _ { 6 } = 2\)

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Definitions:

Axon Membrane

The lipid bilayer covering an axon of a neuron, which plays a critical role in conducting electrical impulses and communication between neurons.

Glial Cells

Non-neuronal cells in the central nervous system that support, protect, and nourish neurons, playing critical roles in brain function.

Learning

The process of acquiring new understanding, knowledge, behaviors, skills, values, or preferences.

Memory

The cognitive process that involves encoding, storing, and retrieving information, crucial for learning and adapting behavior.