Sqrt negative 0.21
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Sqrt(-0.21). Find the square root of -0.21 or any other real number, positive or negative. Here are the answers to questions like: Sqrt negative 0.21 or what is the square root of -0.21?
What is square root? Definition of square root
A square root of a number 'x' is a number y such that y2 = x, in other words, a number y whose square is y. For example, 5 is the square root of 25 because 52 = 5•5 = 25, -5 is square root of 25 because (-5)2 = (-5)•(-5) = 25. When writing math, people often use sqrt(x) to mean the square root of x. Read more about square root here: Square Root - Wikipedia and here: Square Root - Wolfram
Square Symbol?
Here is the square root symbol. It is is denoted by √, known as the radical sign or radix.
Square root of values around -0.21
Number | Sqrt |
---|---|
The square root of 0.79 is | 0.889 |
The square root of 1.79 is | 1.338 |
The square root of 2.79 is | 1.670 |
The square root of 3.79 is | 1.947 |
The square root of 4.79 is | 2.189 |
The square root of 5.79 is | 2.406 |
The square root of 6.79 is | 2.606 |
The square root of 7.79 is | 2.791 |
The square root of 8.79 is | 2.965 |
The square root of 9.79 is | 3.129 |