Question

What is complex number?
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Answer 1

Answer:

1. In mathematics, a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a symbol called the imaginary unit, and satisfying the equation i² = −1. Because no "real" number satisfies this equation

Step-by-step explanation:

• In mathematics, a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a symbol called the imaginary unit, and satisfying the equation i² = −1. Because no "real" number satisfies this equation

Answer 2

In mathematics, a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a symbol called the imaginary unit, and satisfying the equation i² = −1. Because no "real" number satisfies this equation, i was called an imaginary number by René Descartes

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