Find All Real and Complex Solutions of the Quadratic Equation $( x + 7 ) ^ { 2 } + 28 = 0$

question 88

Multiple Choice

Find all real and complex solutions of the quadratic equation $( x + 7 ) ^ { 2 } + 28 = 0$ .

• A) \(4 \pm 7 \sqrt { 7 }\)
• B) \(7 \pm 2 \sqrt { 7 }\)
• C) \(7 \pm 4 \sqrt { 7 } i\)
• D) \(- 2 \pm 7 \sqrt { 7 } i\)
• E) \(- 7 \pm 2 \sqrt { 7 } i\)

Understand the reasons behind desertion among black soldiers in relation to U.S. imperialism.

Identify key regions where the United States pursued imperialistic policies in the late nineteeth and early twentieth centuries.

Understand the diplomatic preferences of the U.S. government regarding the appointment of black ministers in foreign countries.

Recognize the racial tensions and violence in northern cities during the early twentieth century.

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Definitions:

Event

An occurrence or happening, especially one of significance.

Law of Small Numbers

A cognitive bias that leads people to make unjustified conclusions based on limited data.

Risks

The potential for losing something of value, or the uncertainty regarding the outcome of an action or decision.

Probability

The likelihood or chance of an event occurring, often expressed as a number between 0 and 1.