Question

A complex number is represented by an ordered pair $(a,b)$, which of the following is true for $a$ and $b$?

• A. $a$ and $b$ both are imaginary numbers
• B. $a$ and $b$ both are real numbers
• C. $a$ is real and $b$ is an imaginary number.
• D. None of these

Answer 1

The correct option is B $a$ and $b$ both are real numbers

Complex number with ordered pair (a,b) can also be written as a + ib where a and b are real numbers only.