What is the difference of the numbers 231.2 and 198.4

32.8

Step-by-step explanation:

231.2

-

198.4

32.8

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 solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.