Express the Sum Using Summation Notation $$4 + \frac { 9 } { 2 } + 5 + \frac { 11 } { 2 } + \ldots + 9$$

question 150

Multiple Choice

Express the sum using summation notation. Use a lower limit of summation not necessarily 1 and k for the index of summation.
- $$4 + \frac { 9 } { 2 } + 5 + \frac { 11 } { 2 } + \ldots + 9$$

• A) \(\sum _ { \mathrm { k } = 8 } ^ { 18 } \frac { \mathrm { k } } { 2 }\)
• B) \(\sum _ { \mathrm { k } = 1 } ^ { 18 } \frac { \mathrm { k } } { 2 }\)
• C) \(\sum _ { \mathrm { k } = 8 } ^ { 12 } \frac { \mathrm { k } } { 2 }\)
• D) \(\sum _ { \mathrm { k } = 2 } ^ { 18 } \frac { \mathrm { k } } { 2 }\)

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Definitions:

Sexual Dysfunction

A problem occurring during any phase of the sexual response cycle that prevents the individual or couple from experiencing satisfaction from sexual activity.

Rationalization

A defense mechanism in which controversial behaviors or feelings are justified and explained in a seemingly rational or logical manner to avoid the true explanation.

Compensation

Payment or benefits given for services rendered or as a recompense for injuries sustained or inconveniences.

Introjection

The unconscious adoption of the ideas or attitudes of others, often used as a defense mechanism.