Find the Sum of the Series A) $\cos \frac { 3 } { 4 }$

question 289

Multiple Choice

Find the sum of the series.
- $$\frac { 3 } { 4 } - \frac { 3 ^ { 3 } } { 4 ^ { 3 } \cdot 3 ! } + \frac { 3 ^ { 5 } } { 4 ^ { 5 } \cdot 5 ! } - \frac { 3 ^ { 7 } } { 4 ^ { 7 } \cdot 7 ! } + \ldots$$

• A) \(\cos \frac { 3 } { 4 }\)
• B) \(\sin \frac { 4 } { 3 }\)
• C) \(\sin \frac { 3 } { 4 }\)
• D) \(\ln \frac { 3 } { 4 }\)

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Definitions:

Hearing Loss

A partial or total inability to hear sounds in one or both ears.

Cornea

The transparent front part of the eye that covers the iris, pupil, and anterior chamber, contributing most of the eye's focusing power.

Anterior

Pertaining to or situated toward the front of the body; opposite of posterior.

Transparent

Allowing light to pass through so that objects behind can be distinctly seen.