Express the Sum Using Summation Notation $$2 ^ { 3 } + 3 ^ { 3 } + 4 ^ { 3 } + \cdots + 8 ^ { 3 }$$

Multiple Choice

Express the sum using summation notation.
- $$2 ^ { 3 } + 3 ^ { 3 } + 4 ^ { 3 } + \cdots + 8 ^ { 3 }$$

A)
$\sum _ { k = 1 } ^ { 8 } k ^ { 3 }$
B)
$\sum _ { k = 3 } ^ { 8 } ( k - 1 ) ^ { 3 }$
C)
$\sum _ { k = 2 } ^ { 8 } k ^ { 3 }$
D)
$\sum _ { k = 2 } ^ { n } k ^ { 3 }$