How Well Do You Know Cube Roots?

10 Questions | Total Attempts: 139

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How Well Do You Know Cube Roots?

In mathematics, a cube root of a number xis a number y such that y3 = x. All real numbers (except zero) have exactly one real cube root and a pair of complex. conjugate cube roots, and all nonzero complex numbers have three distinct complex cube roots.


Questions and Answers
  • 1. 
    Cube Roots is studied in ....
    • A. 

      Mathematics

    • B. 

      Music

    • C. 

      Literature

    • D. 

      Language

  • 2. 
    All real numbers (except zero) have exactly how many real cube root?
    • A. 

      One

    • B. 

      Two

    • C. 

      Three

    • D. 

      Four

  • 3. 
    The calculation of cube roots can be to traced back to .....
    • A. 

      Greek mathematicians

    • B. 

      Babylonian mathematics

    • C. 

      Latin mathematicians

    • D. 

      English mathematicians

  • 4. 
    The calculation of cube roots can be to traced back to Babylonian mathematicians from as early as 1800 BCE.
    • A. 

      1700 BCE

    • B. 

      1500 BCE

    • C. 

      1800 BCE

    • D. 

      1600 BCE

  • 5. 
    ..... posed the problem of doubling the cube, which required a compass-and-straightedge construction of the edge of a cube with twice the volume of a given cube.
    • A. 

      Pythagoras

    • B. 

      Plato

    • C. 

      Brutus

    • D. 

      Caesar

  • 6. 
    In what year did Plato posed the problem of doubling the cube, which required a compass-and-straightedge construction of the edge of a cube with twice the volume of a given cube?
    • A. 

      1st Century BCE

    • B. 

      3rd Century BCE

    • C. 

      2nd Century BCE

    • D. 

      4th Century BCE

  • 7. 
    The Greek mathematician Hero of Alexandria devised a method for calculating cube roots in the .....
    • A. 

      1st century CE

    • B. 

      2nd century CE

    • C. 

      3rd century CE

    • D. 

      4th century CE

  • 8. 
    In .... Aryabhatiya, a mathematician-astronomer from the classical age of Indian mathematics and Indian astronomy, gave a method for finding the cube root of numbers having many digits in the Aryabhatiya.
    • A. 

      449 CE

    • B. 

      441 CE

    • C. 

      445 CE

    • D. 

      446 CE

  • 9. 
    Mathematics, as a course is studied in ....
    • A. 

      School

    • B. 

      Church

    • C. 

      Mosque

    • D. 

      Restaurant

  • 10. 
    Who among them is not a mathematician?
    • A. 

      Albert Einstein

    • B. 

      Isaac Newton

    • C. 

      Barack Obama

    • D. 

      Pythagoras

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