Find the Partial Sum $a _ { n } = ( - 1 ) ^ { n }$

question 73

Multiple Choice

Find the partial sum.
-Find the sum of the first ten terms of the sequence whose general term is $a _ { n } = ( - 1 ) ^ { n }$ .

• A) 1
• B) \(- 10\)
• C) \(- 1\)
• D) 0

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Definitions:

Proximal Stimuli

The stimuli that directly interact with the senses, as opposed to distal stimuli which are objects and events in the environment that provide information for the proximal stimuli.

Distal Stimuli

Objects or events in the external world that provide the basis for the perception of our immediate environment, as opposed to the sensory inputs that they generate.

Detectable Input

A level of stimulus that is sufficient to be noticed or detected by the sensory systems.

Wavelength

The distance between successive crests of a wave, usually used in the context of electromagnetic waves.