No, it is an imaginary number (a special case of a complex number). The factor multiplying i can be written down as a ratio of two integers: 2/1. The word ratio comes from rational.
Chat with our AI personalities
Either 2i or -2i, when squared equal -4.
At least one of the factors has to be irrational.* An irrational number times ANY number (except zero) is irrational. * The product of two irrational numbers can be either rational or irrational.
it is a rational number but 4.121314..... is an irrational no
An irrational number.
It is an irrational number.