to find the square root of a number you can use the guess and check method which is kind of complicated to explain with just words but i will answer soon and try searching for "How to do the Guess and Check Method" on Google.com or Bing.com by Microsoft or Ask.com To find the square root of a number with a calculator you hit the weird division thingy... after the number/ before the number depending on type of calculator.
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you take the number and find another number that would make the first number times itself.
for example:
the square root of 144 is 12
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.