Write the First Four Terms of the Sequence Whose General $$a _ { n } = \frac { 5 } { n ^ { 2 } }$$

question 156

Multiple Choice

Write the first four terms of the sequence whose general term is given.
- $$a _ { n } = \frac { 5 } { n ^ { 2 } }$$

• A) \(5 , \frac { 5 } { 4 } , \frac { 5 } { 9 } , \frac { 5 } { 16 }\)
• B) \(1 , \frac { 2 } { 4 } , \frac { 3 } { 9 } , \frac { 4 } { 16 }\)
• C) \(\frac { 5 } { 4 } , \frac { 5 } { 9 } , \frac { 5 } { 16 } , \frac { 5 } { 25 }\)
• D) \(1 , \frac { 1 } { 4 } , \frac { 1 } { 9 } , \frac { 1 } { 16 }\)

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Definitions:

Dendrites

Branch-like extensions of neurons that receive signals from other neurons.

Action Potential

The sudden reversal of the resting potential, which initiates the firing of a neuron.

Neurotransmitters

Chemical substances released at the end of a nerve fiber by the arrival of a nerve impulse, facilitating the transmission of impulses across synapses to another nerve, muscle, or gland.

Synapse

(SIN-aps) The junction where the axon terminal of a sending neuron communicates with a receiving neuron across the synaptic cleft.