Find the Sum of the Sequence $$\sum _ { k = 1 } ^ { 4 } \frac { 1 } { 3 k }$$

question 227

Multiple Choice

Find the sum of the sequence.
- $$\sum _ { k = 1 } ^ { 4 } \frac { 1 } { 3 k }$$

• A) \(\frac { 11 } { 18 }\)
• B) \(\frac { 5 } { 12 }\)
• C) \(\frac { 25 } { 36 }\)
• D) \(\frac { 1 } { 12 }\)

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Definitions:

Rickettsiae

A genus of bacteria that are the causative agents of various diseases, including typhus and rickettsialpox, and are typically transmitted by lice, fleas, or ticks.

Mycobacteria

A genus of bacteria known for causing diseases like tuberculosis and leprosy in humans.

Wet Mount

A preparation of a specimen in a liquid that allows the organisms to remain alive and mobile while they are being identified.

Mordant

A substance, such as iodine, that can intensify or deepen the response a specimen has to a stain.