answersLogoWhite

0


Best Answer

Sometimes.

  • The square root of a positive number is positive.
  • The square root of zero is zero.
  • The square root of a negative number is a complex number - if you want only real numbers, you can say that it is undefined, and many calculators will give you an error message.
User Avatar

Wiki User

โˆ™ 2013-10-29 13:55:49
This answer is:
๐Ÿ™
0
๐Ÿคจ
0
๐Ÿ˜ฎ
0
User Avatar
Study guides

Algebra

20 cards

A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

โžก๏ธ
See all cards
3.72
โ˜†โ˜…โ˜†โ˜…โ˜†โ˜…โ˜†โ˜…โ˜†โ˜…
335 Reviews

Add your answer:

Earn +20 pts
Q: Why is the square root of any real number is always sometimes or never positive?
Write your answer...
Submit
Related questions

Why is the square of a number always a positive number?

The square of a number is always two numbers multiplied together. A positive times a positive is always positive, and a negative times a negative is always positive.


Why is any number raised to a even power positive?

A positive number times a positive number is always positive. A negative number times a negative number is always positive. Therefore, any square number will be positive. Any number to the fourth power (a square times a square) will always be positive. And so on.


How do you find whether the square of any nonzero number is sometimes always or never a positive number?

Remember that when two numbers with the same sign are multiplied,their product is always positive.


What is the principal square root of a positive real number is always sometimes or never a negative?

never a negative


Is the square root of a positive number an irrational number?

Sometimes the square root of a positive number can be irrational, as in the square root of 2 (which is a non-perfect square number), but sometimes it is a rational number, as in the square root of 25 (which is a perfect square number).


Is the square of a number irrational Always sometimes never?

Sometimes.


Is the square root of any real number always positive?

The square root of a real number is not always positive. The square root of any positive number is positive, the square root of zero is zero (not positive), and the square root of a negative number is complex (i.e. neither positive nor negative). The square root of 16 = -4 or 4. The square root of 0 = 0 The square root of -16 = -4i or 4i


Is the square of -8 a rational number?

The square of a negative number is always positive. The square of -8 = 64, a rational number


When can the square of a negative number be negative?

This can never be. The square of any number will always be positive. Any positive number multiplied by another positive number will be positive, while any negative number multiplied by another negative number will be positive.


What is the square root of a whole number always?

a positive integer


When squaring a negative number if the factor is a negative and the exponent is positive will your answer be negative or positive?

If you square any real number it will always be positive.


Why is the last term of a perfect square trinomial always positive?

This is related to the fact that the square of both a positive and a negative number is always positive. The last term is simply the square of the second term, in the original binomial.


Are the square roots of all positive integers irrational If not give an example of the square root of a number that is a rational number?

The square root of any positive square number is always rational as for example the square root of 36 is 6 which is a rational number.


What is the square root of a perfect square?

There are two square roots of a perfect square: a positive number and the same number as a negative number. The square root of a perfect square will always be an integer.


The square of a positive integer?

The square of a positive number is positive. By the way, the square of a negative number is also positive.


How do you square negative numbers?

Multiply the number by its self and the answer will always be positive (negative times a negative is positive)


Is a square a rhombus sometimes always or never?

Well a rhombus is sometimes and square. but a square is always a rhombus


When you square a number the number is positive?

When you square a real number the answer is positive,


When you square a negative number is it positive or negative?

The square of a real number is always positive no matter which real number you start with. Therefore, a negative number squared is positive. For example: 2 * 2 = 4, -2 * -2 = 4.


Is the square of a negative number a positive or negative number?

It is positive.


What is a number that is a square root of a negative number?

I think it is Xi (whatever the square root of the positive is times i). i is an imaginary number that when you square it, it becomes negative. eg. the square root of -4 is 2i. Without "i", it would be impossible to square root a negative number, as any number times itself will always equal a positive.


Is the square of a number always sometimes or never greater than or equal to the number?

Usually the square of a number is greater than the original number (2x2=4, -2x-2=4) wherther the number is negative or positive. The square of 1 is the same (1x1=1) but the square of -1 is greater (-1x-1=1) The square of positive decimal numbers is smaller than the original number (0.1x0.1=0.01) and the square of negative decimal numbers is larger than the original number (-0.1x-0.1=0.01)


Is a square always or sometimes a parallelogram?

Always


The number one is the smallest positive square what is the conditional?

If the number is one, then it is the smallest positive square.


What is the square root of -160?

Negative numbers do not have square roots. Multiplying any number by itself will always be a positive number. For example, -1 x -1 is 1. Because two negatives cancel themselves out, and regular numbers are always positive.