0
The positive square root of 256 is 16 because 16 multiplied by 16 equals 256. The negative square root of 256 is -16 because -16 multiplied by -16 also equals 256. In general, for any positive number x, the square roots of x are both a positive and a negative number, with the positive square root being the principal square root.
Still curious? Ask our experts.
Chat with our AI personalities
TaigaEvery great hero faces trials, and you—yes, YOU—are no exception!
Chat with Taiga
BlakeAs your older brother, I've been where you are—maybe not exactly, but close enough.
Chat with Blake
RossEvery question is just a happy little opportunity.
Chat with Ross
Add your answer:
Earn +20 ptsQ: What is the positive and negative square roots of 256?
Write your answer...
Submit
Still have questions?
Continue Learning about Other Math
What are all the real fourth roots of 256?
The 4th root of 256 is 4
Is 256 a square number?
Yes. 256 = 162
The real fourth roots of 256?
2 and -2.
What is the square root of 275?
5.24404424
What is the square root of 65536?
The square root of 65536 is 256. This is because the square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 256 multiplied by 256 equals 65536. The square root function is the inverse of squaring a number.
Trending Questions
Double your tens digit to get your ones digit and double you and you are less than 50?
What is 794 rounded to the nearest hundreds?
What is a formula to work out the surface area of a quadrilateral?
What is 866 divided 10?
How much does a 5 pence piece weigh?
What does cole decide to make out of the huge log?
What is mcmlxxxi in standard form?
What is the LCM of 6x and 15y?
What is 187 divisible by?
What is 0.005 as a fraction?
What is one-fifth divided by 6?
What is twice the cube of 5?
What is the exponent answer for 4 to the 100 power?
What are 5 similes in Zechariah 9 9 through 17?
Why is 49 a rational number?
What is 926 divided by 55?
What is 500 divided by 8?
What pair of square numbers give you a total of 74?
What is 0.35 of an hour?
How much is a gold bar worth in runescape?
Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.