Write the Sum Using Summation Notation $$\frac { x ^ { 2 } } { 1 } + \frac { x ^ { 4 } } { 2 } + \frac { x ^ { 6 } } { 6 } + \frac { x ^ { 8 } } { 24 } + \frac { x ^ { 10 } } { 120 }$$

question 149

Multiple Choice

Write the sum using summation notation.
- $$\frac { x ^ { 2 } } { 1 } + \frac { x ^ { 4 } } { 2 } + \frac { x ^ { 6 } } { 6 } + \frac { x ^ { 8 } } { 24 } + \frac { x ^ { 10 } } { 120 }$$

• A) \(\sum _ { i = 1 } ^ { 5 } \frac { x ^ { 2 i } } { i ! }\)
• B) \(\sum _ { i = 0 } ^ { 4 } \frac { x ^ { 2 i } } { i ! }\)
• C) \(\sum _ { i = 1 } ^ { 5 } \frac { x ^ { 2 i } } { 2 ^ { i - 1 } }\)
• D) \(\sum _ { i = 0 } ^ { 4 } \frac { x ^ { 2 i } } { ( i + 1 ) ! }\)

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