When solving an equation it is important to find the value of one letter. Let's solve the equation 3 x + 4 = 10 To remove the + 4 we complete the inverse (opposite) operation by subtracting the 4.

The trick was to use what are called "complex numbers," which have a "real" part and an "imaginary" part. The imaginary part is a multiple of the number i , "the square root of minus one," which ...

Imaginary numbers, also called complex numbers, are used in real-life applications, such as electricity, as well as quadratic equations.In quadratic planes, imaginary numbers show up in equations ...

For the first time, researchers have seen how light behaves during a mysterious phenomenon called 'imaginary time'.