Question

complex numbers explanation​

Answer 1

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2 + 3i is a complex number. This way, a complex number is defined as a polynomial with real coefficients in the single indeterminate i, for which the relation i2 + 1 = 0 is imposed. Based on this definition, complex numbers can be added and multiplied, using the addition and multiplication for polynomials.

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Answer 2

Answer:

complex number is a number that can be expressed in the form a + bi, where a and bare real numbers, and i is a solution of the equation x2 = −1.

Step-by-step explanation:

For the complex number a + bi, a is called the real part, and b is called the imaginary part. Despite the historical nomenclature "imaginary", complex numbers are regarded in the mathematical sciences as just as "real" as the real numbers, and are fundamental in many aspects of the scientific description of the natural world.[note 1][

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