16 февр. 2021 г. · Since the square root of negative 2 is a pure imaginary complex number, then it is neither rational nor irrational. Neither. It is a complex ...

19 мар. 2018 г. · Square root of 2 is an irrational number. It is certainly a Real Number. It is not an Imaginary number like √ ...

5 апр. 2015 г. · The square root is therefore an nth root with n = 2. Note that any positive real number has two square roots, one positive and one negative.

15 авг. 2023 г. · −√2 − 2 is an irrational number (in the subset known as the algebraic irrationals). Irrational numbers can be negative or positive, so the negative aspect ...

25 июл. 2017 г. · The quick answer: because no such number exists, and is therefore not tangible but one that lies in our heads — thus an “imaginary number.

26 окт. 2018 г. · It is the square roots (except for zero, every number has two square roots) of a non-negative number that are called 'real' numbers.

22 окт. 2022 г. · Yes, the square roots of a negative numbers are always imaginary, meaning they're always a real number times i, i , where of course i2=−1.

23 февр. 2019 г. · Yes. Remember this rule ∀r∈R≥0(√r∈R) The square root of a non-negative real number is real. It is however not rational as it isn't a perfect square.

30 мая 2019 г. · The square root of 2 is an irrational number —cannot be expressed, exactly, as the ratio of two integers which defines a rational number. An ...

25 июл. 2022 г. · Negative numbers cannot have any square root. Two negative numbers multiplied by each other are always positive. It's expressed as an invalid ...