In geometrical terms, the square root function maps the area of a square to its side length. The square root of x is rational if and only if x is a rational number that can be represented as a ratio of two …

Aug 1, 2025 · Use this calculator to find the principal square root and roots of real numbers. Inputs for the radicand x can be positive or negative real numbers. The answer will also tell you if you entered …

Oct 15, 2023 · std::sqrt is required by the IEEE standard to be correctly rounded from the infinitely precise result. In particular, the exact result is produced if it can be represented in the floating-point …

In math, the radical symbol is used to represent taking the square root of an expression. Typically the radical symbol is used in an expression like this: In plain language, this means “take the square root …

Square roots can seem mysterious. That little √ symbol shows up in math problems like it expects us to just get it. But really, square roots are just the opposite of squaring a number, and they show up …

Jun 25, 2024 · sqrt () function in C is a predefined function in the math.h library used to calculate the square root of a given number. To use this function, we must include the <math.h> header file in our …

Jul 9, 2025 · Return value The sqrt functions return the square-root of x. By default, if x is negative, sqrt returns an indefinite NaN.

Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history, geography, engineering, mathematics, …

Tool to compute and simplify a square root. The square root for a number N, is the number noted sqrt (N) that, multiplied by itself, equals N.

1 day ago · math.hypot(*coordinates) ¶ Return the Euclidean norm, sqrt(sum(x**2 for x in coordinates)). This is the length of the vector from the origin to the point given by the coordinates. For a two …