If $\tan \alpha = - \frac { 7 } { 24 }$

question 24

Multiple Choice

If $\tan \alpha = - \frac { 7 } { 24 }$ and $\beta = \frac { 3 } { 4 }$ for a second-quadrant angle $\alpha$ and a third-quadrant angle $\beta$ , find $\cos ( \alpha + \beta )$

• A) \(- \frac { 3 } { 11 }\)
• B) \(- \frac { 11 } { 4 }\)
• C) \(\frac { 4 } { 5 }\)
• D) \(\frac { 5 } { 4 }\)
• E) \(\frac { 3 } { 5 }\)

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Definitions:

Mass Education

The provision of education to large numbers of the population through standardized systems of schooling, a concept that became widespread with the rise of compulsory education laws.

Democratic Revolutions

A sudden and significant change in the political system of a country toward democracy, often characterized by public involvement, protests, and demands for political reform.

Industrialization

The transformation from economies based on agriculture and handicrafts to those dominated by industry and machine manufacturing.

Compulsory Mass Education

The legal requirement for children to attend school up to a certain age, typically aimed at providing basic education to all segments of society.