Find the Right Part of the Equality $1 ^ { 2 } + 2 ^ { 2 } + 3 ^ { 2 } + \ldots + n ^ { 2 } =$

question 15

Multiple Choice

Find the right part of the equality. $1 ^ { 2 } + 2 ^ { 2 } + 3 ^ { 2 } + \ldots + n ^ { 2 } =$ ________

• A) \(\frac { n ( n + 1 ) ( 2 n + 1 ) } { 6 }\)
• B) \(\frac { n ( n + 1 ) ( n + 3 ) } { 4 }\)
• C) \(\frac { n ( n + 1 ) } { 2 }\)
• D) \(\frac { ( n + 1 ) ( n + 2 ) } { 3 }\)
• E) none of the above

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Definitions:

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Philosophical ideas and principles that define what is morally right and wrong.

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