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A complex number is any number that can be represented in the form of a+bi, the real numbers are a and b, the imaginary number is i. Complex numbers are used in scientific and engineering fields.

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11y ago

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Is 3 a complex number?

Yes. All real numbers are considered complex numbers, with the imaginary part being equal to zero.


How are complex numbers and real numbers related?

Complex numbers extend the concept of real numbers by introducing an imaginary unit, denoted as "i." Real numbers can be considered a subset of complex numbers with the imaginary part equal to zero. Complex numbers include both a real and imaginary component, allowing for operations like addition, subtraction, multiplication, and division.


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With math for most people, the set of complex numbers can be considered to enclose all other sets of numbers.There are, however, sets of numbers that have been created which are outside the scope of 'complex numbers'.


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No, not all numbers are real numbers. Real numbers include all rational and irrational numbers, but there are also complex numbers that are not considered real numbers.


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Complex numbers are a proper superset of real numbers. That is to say, real numbers are a proper subset of complex numbers.


Could anyone list numbers not in the set of complex numbers?

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Real numbers are a proper subset of Complex numbers.


What year did Mr Kbh invent complex numbers?

Complex numbers were not invented by Mr KBH.


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Are complex numbers under addition and multiplication a field?

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