Contents

## What is the square root symbol on keyboard?

Insert Square root symbol in Word (Quick Help)

Name | Square root |
---|---|

Symbol | √ |

Alt Code | 251 |

Alt code Shortcut | Alt+251 |

Shortcut (for Word) | 221A, Alt+X |

## How do you type a 2 squared symbol?

To type the 2 Squared Symbol anywhere on your PC or Laptop keyboard (like in Microsoft Word or Excel), press Option + 00B2 shortcut for Mac. And if you are using Windows, simply press down the Alt key and type 0178 using the numeric keypad on the right side of your keyboard.

## How do you type exponents on a laptop?

Press the “Shift” and “6” keys to enter a caret symbol. Alternatively, type two asterisks in a row. Enter the exponent.

## Is 4 a perfect square?

For instance, the product of a number 2 by itself is 4. In this case, 4 is termed as a perfect square. A square of a number is denoted as n × n. Example 1.

Integer | Perfect square |
---|---|

2 x 2 | 4 |

3 x 3 | 9 |

4 x 4 | 16 |

5 x 5 | 25 |

## What are the positive and negative square roots of 4?

But the roots could be positive or negative or we can say there are always two roots for any given number. Hence, root 4 is equal to ±2 or +2 and -2 ( positive 2 and negative 2). You can also find square root on a calculator. Square Root From 1 to 50.

Number | Square Root Value |
---|---|

4 | 2 |

5 | 2.236 |

6 | 2.449 |

7 | 2.646 |

## What is the square of 21?

List of Perfect Squares

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

19 | 361 | 4.359 |

20 | 400 | 4.472 |

21 | 441 | 4.583 |

22 | 484 | 4.690 |