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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 6.

Multiple Choice Questions

1. How is zero represented in Roman numerals?
(a) X.
(b) I.
(c) C.
(d) It is not represented.

2. The author states in Chapter 6, “Infinity’s Twin” that Carl Gauss realized that real and imaginary numbers could be what?
(a) Graphed together.
(b) Divided by one another.
(c) Multiplied by zero.
(d) Integrated into fractions.

3. The House of Wisdom was based in Baghdad during what centuries?
(a) The 2nd to 6th centuries.
(b) The 9th to 13th centuries.
(c) The 12th to 17th centuries.
(d) The 5th to 7th centuries.

4. What term refers to a branch of pure mathematics devoted primarily to the study of the integers?
(a) Classical physics.
(b) Number theory.
(c) Algebra.
(d) Geometry.

5. What branch of mathematics are the ancient Egyptians credited with creating in order to successfully build objects to block the flooding of the Nile River each year?
(a) Algebra.
(b) Quantum mechanics.
(c) Geometry.
(d) Projective physics.

Short Answer Questions

1. What god within Hinduism represents both creator and destroyer?

2. According to the author in Chapter 6, “Infinity's Twin,” “i” appears whenever one takes the square root of what?

3. Approximately when did Muhammad ibn Ahmad al-Khwarizmi live?

4. Bernhard Riemann was able to show how to generate the geometry for what, according to the author in Chapter 6, “Infinity’s Twin”?

5. Approximately when did Copernicus live?

(see the answer key)

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