# Question: Where Does Square Root Come From?

## Where did the square root come from?

Chinese mathematical writings from around 200BC show that square roots were being approximated using an excess and deficiency method. In 1450AD Regiomontanus invented a symbol for a square root, written as an elaborate R. The square root symbol √ was first used in print in 1525.

## What does this symbol mean √?

√ is the symbol for square root. A square root is the number that, when multiplied by itself, gives the original number. For example, the square root of 4 is 2, because 2 x 2 = 4.

## What is 2 the square root of?

These numbers are all known as real numbers. All negative numbers will have a complex number as their square root. A complex number is a number multiplied by i. i is the “imaginary” square root of -1. List of Perfect Squares.

NUMBER SQUARE SQUARE ROOT
2 4 1.414
3 9 1.732
4 16 2.000
5 25 2.236

## Who is the father of mathematics?

Archimedes is known as the Father Of Mathematics. He lived between 287 BC – 212 BC. Syracuse, the Greek island of Sicily was his birthplace.

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## Which is the square root of 144?

The value of the square root of 144 is equal to 12. In radical form, it is denoted as √ 144 = 12.

## How do you simplify the square root of 80?

The prime factors that multiply together to make 80 are 2 x 2 x 2 x 2 x 5. When we strip out the pairs only, we get 2 x 2 x 2 x 2 = 16 and the square root of 16 is 4. Therefore, A equals 4. B = Divide 80 by the number (A) squared.

## Does Math stand for?

Mathematics. MATH. Mental Abuse to Humans. MATH. Master of Arts in Theology (degree)

## What is this math symbol called?

Basic math symbols

Symbol Symbol Name Example
approximately equal sin(0.01) ≈ 0.01, x ≈ y means x is approximately equal to y
> strict inequality 5 > 4 5 is greater than 4
< strict inequality 4 < 5 4 is less than 5
inequality 5 ≥ 4, x ≥ y means x is greater than or equal to y

## What does a square root sign look like?

A square root is written with a radical symbol √ and the number or expression inside the radical symbol, below denoted a, is called the radicand. √a. To indicate that we want both the positive and the negative square root of a radicand we put the symbol ± (read as plus minus) in front of the root.

## What is the square of 8?

Square root Table From 1 to 15

Number Squares Square Root (Upto 3 places of decimal)
8 82 = 64 √8 = 2.828
9 92 = 81 √9 = 3.000
10 102 = 100 √10 = 3.162`
11 112 = 121 √11 = 3.317

## What is the root square of 169?

The square root of 169 is 13.

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## What is the value for square root?

The square root of 2 or root 2 is represented using the square root symbol √ and written as √2 whose value is 1.414. This value is widely used in mathematics.