Unit 1 | Real and complex Number |Exercise 1.1 | Class 9 | Karachi Board 2022 | New Syllabus

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Published on September 12, 2022 1:49:48 PM ● Video Link: https://www.youtube.com/watch?v=OSxfPTlIi9I

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In mathematics, a complex number is an element of a number system that extends the real numbers with a specific element denoted i, called the imaginary unit and satisfying the equation i² = −1; every complex number can be expressed in the form a + bi, where a and b are real numbers.



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