Express the Sum Using Summation Notation $$5 ^ { 2 } + 10 ^ { 3 } + 15 ^ { 4 } + \ldots + 40 ^ { 9 }$$

question 71

Multiple Choice

Express the sum using summation notation. Use 1 as the lower limit of summation and i for the index of summation.
- $$5 ^ { 2 } + 10 ^ { 3 } + 15 ^ { 4 } + \ldots + 40 ^ { 9 }$$

• A) \(\sum _ { i = 1 } ^ { 8 } ( 5 i ) ^ { i +1 } \)
• B) \(\sum _ { \mathrm { i } = 1 } ^ { 8 } ( 5 \mathrm { i } ) ^ { \mathrm { i } }\)
• C) \(\sum _ { i = 1 } ^ { 8 } 5 i ^ { 2 i - 1 }\)
• D) \(\sum _ { \mathrm { i } = 1 } ^ { 8 } 2 ( \mathrm { i } - 1 ) ^ { \mathrm { i +1 } } \)

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Definitions:

0 To 10/Hpf

A measure often used in urine sediment exams referring to the number of certain elements found in a high power field microscopically.

Females

Refers to the sex of an organism or part that produces non-motile ova (eggs) and can typically bear offspring or produce eggs.

10 To 20/Hpf

A term used in medical tests to indicate the number of objects (such as cells or crystals) observed in a high power field (HPF) when viewing through a microscope, typically referring to urine analysis.

Candida Albicans

a type of yeast that is a common inhabitant of the human body but can cause infections if the body's balance is disrupted.