Express the Sum Using Summation Notation $3 ^ { 2 } + 4 ^ { 2 } + 5 ^ { 2 } + \cdots + 9 ^ { 2 }$

question 20

Multiple Choice

Express the sum using summation notation.
- $3 ^ { 2 } + 4 ^ { 2 } + 5 ^ { 2 } + \cdots + 9 ^ { 2 }$

• A)
• \(\sum _ { k = 1 } ^ { 9 } k ^ { 2 }\)
• B)
• \(\sum _ { k = 4 } ^ { 9 } ( k - 1 ) ^ { 2 }\)
• C)
• \(\sum_{k=3}^{9} k^{2}\)
• D)
• \(\sum_{k=3}^{n} k^{2}\)

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