In mathematics, a square root of a number x is a number y such that y² = x; in other words, a number y whose square (the result of multiplying the number by itself, or y ⋅ y) is x. Square root is a number, times itself. Find the square root, or the two roots, including the principal root, of positive and negative real numbers. Or, √ 30 = 5.4772255750517 See, below on this web page, details on how to calculate this square root using the Babylonian Method For example, 4 and −4 are square roots of 16, because 4² = (−4)² = 16. 30x30 =900. Other examples of square root are 4x4=16, so 4 is the square root of 16. Square root calculator and perfect square calculator. Calculate the positive principal root and negative root of positive real numbers. To take the square root of a number, press [2ND] (the secondary function key) and then [√ ] (the radical symbol key which is used to take the square root of a number) and then the number that you want to find the square root of and then the [ENTER] key.Example: To find the square root of 2, push: [2ND] [√ ] 2 [ENTER] This will give you the answer of: 1.414213562 if done correctly. Sqrt(30). 5x5=25, so 5 is the square root of 25. Since 1 is the only perfect square above, the square root of 30 cannot be simplified. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Also tells you if the entered number is a perfect square. Find the square root of 30 or any other real number, positive or negative. Use the square root calculator below to find the square root of any real number, positive or negative. 30. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. See also on this page a square root … Or we can say when we multiply a number to itself, then to regain the original number, we have to find its square root.If p is a positive integer, then the square root of p is represented by √p, such that √p = q. Sqrt 30. The square root of 30 is 5.4772255750517. However, you may be interested in the decimal and exponent form instead. The square root of a number is the number times itself. Square root of 30 in Decimal form rounded to nearest 5 decimals: 5.47723 Square root of 30 written with Exponent instead of Radical: 30 ½ Simplify Square Root Calculator Here are the answers to questions like: Sqrt 30 or what is the square root of 30?