Square root of 2.21
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Sqrt(2.21). Find the square root of 2.21 or any other real number, positive or negative. Here are the answers to questions like: Square root of 2.21 or what is the square root of 2.21?
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 2.21
| Number | Sqrt |
|---|---|
| The square root of 1.81 is | 1.345 |
| The square root of 1.91 is | 1.382 |
| The square root of 2.01 is | 1.418 |
| The square root of 2.11 is | 1.453 |
| The square root of 2.21 is | 1.487 |
| The square root of 2.31 is | 1.520 |
| The square root of 2.41 is | 1.552 |
| The square root of 2.51 is | 1.584 |
| The square root of 2.61 is | 1.616 |
| The square root of 2.71 is | 1.646 |