The square root of a number is a number which when multiplied by itself will result in the original number.
So the square root of 4 is 2, because 2 times 2 equals 4.
For an easy square root like that you can work it out in your head, but for harder questions you should use a calculator. Your calculator will have a button to press to calculate the square root of a number.
Chat with our AI personalities
To find the square root of a number you multiply that number by it self twice.(example) the square root of 9 ? the square root of nine is 81 as 9X9=81. square root of 4 ? th square root of is 16 as 4X4=16.
There is no square root for a negative number. It is an imaginary number.
Cube root.
What I do is find the square root of that number and then find the square root of the answer. Example: 1,296. Square root of 1,296, which can be done easily on most calculators: 36 Square root of 36: 6 Your answer is 6 If you want to check up on that, go ahead, but 6x6x6x6=1,296
Type in the number that you want to square root, then hit the √ button.