Write Out the First Five Terms of the Sequence $$a _ { n } = \frac { 2 } { n ^ { 2 } }$$

question 304

Multiple Choice

Write out the first five terms of the sequence.
- $$a _ { n } = \frac { 2 } { n ^ { 2 } }$$

• A) \(1 , \frac { 2 } { 4 } , \frac { 3 } { 9 } , \frac { 4 } { 16 } , \frac { 5 } { 25 }\)
• B) \(1 , \frac { 1 } { 2 } , \frac { 1 } { 3 } , \frac { 1 } { 4 } , \frac { 1 } { 5 }\)
• C) \(2 , \frac { 1 } { 2 } , \frac { 2 } { 9 } , \frac { 1 } { 8 } , \frac { 2 } { 25 }\)
• D) \(\frac { 1 } { 4 } , \frac { 2 } { 9 } , \frac { 3 } { 16 } , \frac { 4 } { 25 } , \frac { 5 } { 36 }\)

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Definitions:

Intelligence Quotient

A standardized measure of human intelligence based on a series of tests that assess cognitive abilities in relation to an age group.

William Stern

A German psychologist best known for developing the concept of the intelligence quotient (IQ) and for his significant contributions to differential psychology and personality theory.

Mental Age

A measure of an individual's intellectual development as compared to the average intellectual capacity of individuals in the same age group.

IQ

An abbreviation for Intelligence Quotient, a measure of a person's intellectual capabilities in relation to their age group.