# What is the square root for 16?

## What is the square root for 16?

4
The square root of 16 is 4. It is the positive solution of the equation x2 = 16. The number 16 is a perfect square.

## What are two square roots of 16?

List of Perfect Squares

NUMBER SQUARE SQUARE ROOT
14 196 3.742
15 225 3.873
16 256 4.000
17 289 4.123

Is 16 a irrational number?

16 is not an irrational number because it can be expressed as the quotient of two integers: 16 ÷ 1.

### What is the positive and negative square root of 16?

To signify both the positive and negative square roots we use which is equal to both +4 and -4. But when you ask in words what is the square root of 16 it is 4 or -4. So any positive real number, like 16, actually has 2 square roots, one positive, the other negative.

### What is a square root of 4 multiplied by 16?

Square root of 4,( x 16)= 2 x 16 = 32.

Is 16 a integer number?

16 is a whole number that can be written without a fractional component, thus 16 is an integer. The answer to the question: “Is 16 an integer?” is YES.

#### Is 2/3 an irrational number?

The fraction 2/3 is a rational number. Rational numbers can be written as a fraction that has an integer (whole number) as its numerator and…

#### What are the 4 roots of 16?

Fourth Roots

• Fourth root of 1 is ±1.
• Fourth root of 16 is ±2.
• Fourth root of 81 is ±3.
• Fourth root of 256 is ±4.
• Fourth root of 625 is ±5.
• Fourth root of 1296 is ±6.
• Fourth root of 2401 is ±7.
• Fourth root of 4096 is ±8.

Why is 4 square root 16?

This is because the without a sign in front signifies the principal square root which is always positive. To signify both the positive and negative square roots we use which is equal to both +4 and -4. So any positive real number, like 16, actually has 2 square roots, one positive, the other negative.

## What is the square of negative 16?

So 4i is a square root of −16 . So −4i is a square root of −16 .

## Is square root of 16 a natural number?

2 Answers. Square root of 16 is +4 or -4. Since -4 is not a natural number, the square root can be described as an integer.

What are the positive and negative square roots of 4?

The value of root 4 is equal to exactly 2. 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)….Square Root From 1 to 50.

Number Square Root Value
3 1.732
4 2
5 2.236
6 2.449

### Why is 16 a whole number?

0.03 and 15 are not whole numbers since you cannot count them. 0 and 16 are whole numbers since you can count them. Therefore, the whole numbers are 0 and 16.

### Is 16 a perfect square?

Informally: When you multiply an integer (a “whole” number, positive, negative or zero) times itself, the resulting product is called a square number, or a perfect square or simply “a square.” So, 0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, and so on, are all square numbers.

What is 2/3 as a real number?

23 is a rational number (i.e. a number which can be expressed as a fraction). Since any rational number is a real number 23 can be treated as both real and rational. So to sum it all up the number can be treated as both a rational number and a real number.

#### Why is 2/3 a rational number?

The fraction 2/3 is a rational number. Rational numbers can be written as a fraction that has an integer (whole number) as its numerator and denominator. Since both 2 and 3 are integers, we know 2/3 is a rational number. All repeating decimals are also rational numbers.

#### What are all the roots of 16?

Elite Member. Here is a very basic way to do it: The square roots of 16 are, of course, 4 and -4, and the root of -1 is i: the square roots of -16 are 4i and -4i. The square roots of 4 are 2 and -2 so it only remains to determine the square root of i and -i.

How do you simplify √ 16?

When the square root of a number is squared, the result is the original number. Since 42=16 4 2 = 16 , the square root of 16 is 4 .

## Is Square Root 16 a SURD?

In general: To simplify a surd, write the number under the root sign as the product of two factors, one of which is the largest perfect square. Note that the factor 16 is the largest perfect square. Recall that the numbers 1, 4, 9, 16, 25, 36, 49, are perfect squares.

√-16 = 4 i Note: since negative times negative equals positive, one could therefore conclude that -4 i is also a correct answer to the square root of negative 16.