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Imaginary numbers are used in complex numbers that make some math simpler like electronics where there is a cycle frequency it makes the math much simpler to handle complex equations

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Dave G

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4y ago

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What are imaginary numbe?

Imaginary numbers are a class of numbers that extend the real number system, defined as multiples of the imaginary unit (i), where (i) is the square root of (-1). They allow for the solution of equations that do not have real solutions, such as (x^2 + 1 = 0). Imaginary numbers are often used in complex numbers, which combine real and imaginary parts in the form (a + bi), where (a) and (b) are real numbers. They have important applications in fields such as engineering, physics, and mathematics.


Why are imaginary numbers used in electronic systems control systems and physics?

Mathematics is beautiful in itself. Back in the 1700s and later, mathematicians studied "imaginary" numbers (numbers that involve a factor of the square root of -1) knowing that they didn't describe anything "real", the way "real numbers" do. But when beauty can be melded to practicality, things get REALLY interesting. It turns out that you can use imaginary numbers and "complex numbers" (which have a "real" component and an "imaginary" component) to describe the way radiation and electromagnetic fields behave.


Can a complex number be imaginary?

Yes, imaginary numbers are a subset of complex numbers.


What is the difference between imaginary numbers and complex numbers?

No difference. The set of complex numbers includes the set of imaginary numbers.


Who discovered complex numbers in mathematics?

That's difficult to say. Rafael Bombelli defined an imaginary number in 1572, but Rene Descartes actually gave the term imaginary. Nobody seemed to have much use for them until the work of Euler and Gauss in the 1700's and 1800's. This information I got from the Wikipedia article on Imaginary Numbers.

Related Questions

What number is the opposite of 55.7?

In mathematics there are real and imaginary numbers. Real numbers include 55.7 as a tangible quantity, The imaginary and opposite number is (a negative or minus) -55.7.


What are imaginary numbe?

Imaginary numbers are a class of numbers that extend the real number system, defined as multiples of the imaginary unit (i), where (i) is the square root of (-1). They allow for the solution of equations that do not have real solutions, such as (x^2 + 1 = 0). Imaginary numbers are often used in complex numbers, which combine real and imaginary parts in the form (a + bi), where (a) and (b) are real numbers. They have important applications in fields such as engineering, physics, and mathematics.


What are the roots of complex numbers in mathematics?

See the answer to the related question: 'How do you solve the power of an imaginary number?' (Link below)


How do you find the square root of negative numbers?

For most school mathematics, negative numbers do not have square roots. This is because a negative number multiplied by itself is a negative times a negative and so is positive. When (if) you study advanced mathematics, you will learn that there is a solution and this falls within the realms of complex mathematics and imaginary numbers.


Who was the first person to use the symbol for imaginary numbers?

The first person to use the symbol for imaginary numbers, specifically the letter "i," was the mathematician Leonhard Euler in the 18th century. He introduced this notation in his work to represent the square root of -1, which helped formalize the concept of imaginary numbers. Euler's use of "i" has since become standard in mathematics.


What is the significance of the imaginary Gaussian integral in the field of mathematics?

The imaginary Gaussian integral is significant in mathematics because it allows for the evaluation of complex integrals, which are important in various areas of mathematics and physics. It provides a powerful tool for solving problems involving complex numbers and functions, making it a fundamental concept in advanced mathematical analysis.


Why are imaginary numbers used in electronic systems control systems and physics?

Mathematics is beautiful in itself. Back in the 1700s and later, mathematicians studied "imaginary" numbers (numbers that involve a factor of the square root of -1) knowing that they didn't describe anything "real", the way "real numbers" do. But when beauty can be melded to practicality, things get REALLY interesting. It turns out that you can use imaginary numbers and "complex numbers" (which have a "real" component and an "imaginary" component) to describe the way radiation and electromagnetic fields behave.


What real number is less than -1?

Many options - e.g. -2"Real number" means all the numbers we know, including positive and negative numbers.The only numbers that are not included are "imaginary numbers" - numbers that have an imaginary part i (used only i physics or high mathematics).See real-number


Are imaginary numbers irrational numbers?

No. Irrational numbers are real numbers, therefore it is not imaginary.


Which of these sets of numbers is not a subset of the real numbers irrational integer rational and imaginary?

Imaginary numbers are not a subset of the real numbers; imaginary means not real.


Can a complex number be imaginary?

Yes, imaginary numbers are a subset of complex numbers.


What is the difference between imaginary numbers and complex numbers?

No difference. The set of complex numbers includes the set of imaginary numbers.