When multiplying an imaginary number by an imaginary number, the result is a real number. What does that mean?
Does squaring or multiplying an imaginary number with another imaginary number give a real number?
Is every complex number an imaginary number? Are imaginary numbers always irrational? Why or why not? How do you show that there are infinitely many real numbers between two distinct real numbers? How would you define real numbers? What are real numbers? Is there a simple way to visualise the concept of the imaginary number? Does multiplication of two irrational numbers make an irrational number? Provr there are infinite real numbers between any two real numbers? Is square root of negative numbers imaginary? How do you prove that between any 2 real numbers, there exists another real number? Are square roots of negative numbers always imaginary? Can you square a negative number and get a number that is not a real number? Are irrational numbers really 'real'? How do I square a number without usisng a calculator? Is a whole number sometimes irrational? How do I square a number without using a calculator? What is the difference between fake and imaginary in mathematics? Could you give an example of a well-ordering of the real numbers [math]\mathbb{R}[/math]? What are irrational numbers in layman’s terms? How many two-digit numbers can be formed from the integers 5,7,8,9 if numbers should be greater than 80? What is the difference between natural numbers, whole numbers, rational, irrational and real numbers? Can Nusselt's number be imaginary? What mathematical symbol can be put between 5 and 6 to get a number bigger than 5 and smaller than 6? Are there any tricks in complex numbers? What exactly is a hyperreal number? What mathematical symbol can be put between 5 and 9 to get a number bigger than 5 and smaller than 9? What numbers that are bigger than Graham's number have been used in mathematics so far? How to prove that a number isn't a perfect square? How many digit numbers can be formed from 1-2-3-4 without repeating the same digit? What is a hyperreal number?