Contents

- 1 How do I make a square root symbol in Word?
- 2 What is 9 The square root of?
- 3 Why is 9 The square root of 81?
- 4 How do you write square root on a laptop?
- 5 How do you type a square?
- 6 What is the cube root symbol?
- 7 How do you solve root 9?
- 8 How do you find a square root without a calculator?
- 9 What is the square of 8?
- 10 What are 2 square roots of 81?
- 11 What is root 32 simplified?

## How do I make a square root symbol in Word?

To insert Square root symbol (√) in Word, type 221A and then press Alt+X to convert the alt code into a square root symbol.

## What is 9 The square root of?

The square root of a number is a number that, when multiplied by itself, equals the desired value. So, for example, the square root of 49 is 7 (7×7=49). List of Perfect Squares.

NUMBER | SQUARE | SQUARE ROOT |
---|---|---|

6 | 36 | 2.449 |

7 | 49 | 2.646 |

8 | 64 | 2.828 |

9 | 81 | 3.000 |

## Why is 9 The square root of 81?

Explanation: 81 = 9 ⋅ 9 then the square root of √ 81 = 9. Because the double multiplication for the same sign is always positive, the square root is also valid with the other sign 81 =(− 9 )⋅(− 9 ) then √ 81 =− 9 and we can say that √ 81 =± 9.

## How do you write square root on a laptop?

Hold down the “Alt” key and, at the same time, type in the number “251” on the number keypad. This will produce the square root symbol shown as “√.”

## How do you type a square?

Inserting the squared symbol on your Android smartphone is relatively easy and straightforward. To insert the squared sign, just long-press the number 2 and it will insert the superscript ².

## What is the cube root symbol?

The cube root symbol is denoted by ‘^{3} √ ‘. In the case of square root, we have used just the root symbol such as ‘ √ ‘, which is also called a radical. Hence, symbolically we can represent the cube root of different numbers as: Cube root of 5 = ^{3} √ 5 Cube root of 11 = ^{3} √ 11 And so on.

## How do you solve root 9?

sqrt { 9 } = ±3 Basically, the square root of a number gives two root values, one with +ve and another with -ve symbol. Therefore, the value of the square root of 9 can be expressed as +3 and -3 or we can say the roots of 9 are +3 and -3.

## How do you find a square root without a calculator?

- Examples.
- Finding square roots of of numbers that aren’t perfect squares without a calculator.
- Example: Calculate the square root of 10 ( ) to 2 decimal places.
- Find the two perfect square numbers it lies between.
- Divide 10 by 3.
- Average 3.33 and 3. (
- Repeat step 2: 10/3.1667 = 3.1579.

## What is the square of 8?

Square root Table From 1 to 15

Number | Squares | Square Root (Upto 3 places of decimal) |
---|---|---|

8 | 8^{2} = 64 |
√8 = 2.828 |

9 | 9^{2} = 81 |
√9 = 3.000 |

10 | 10^{2} = 100 |
√10 = 3.162` |

11 | 11^{2} = 121 |
√11 = 3.317 |

## What are 2 square roots of 81?

Example Square Roots: The 2nd root of 81, or 81 radical 2, or the square root of 81 is written as 2 √ 81 =√ 81 =±9. The 2nd root of 25, or 25 radical 2, or the square root of 25 is written as 2 √25=√25=±5.

## What is root 32 simplified?

What is the square root of 32 simplified? The square root of 32 in simplified form is 4√2.