
Is square root a function? - Mathematics Stack Exchange
Apr 3, 2020 · The square root function, by definition, is a function whose values are all nonnegative. So the algebraic step is related to taking square roots, but it's not the same as …
functions - Square root definition - Mathematics Stack Exchange
Jun 14, 2024 · It is standard when working over the real numbers to take the square root function to return the non-negative square root. This is called the principal square root and is described …
Square Root Function Breaking Rules? - Mathematics Stack …
Jun 13, 2018 · The square root function, whise range is the non-negative integers is not the inverse of any quadratic function defined on the real numbers. If we restrict the domain of f (x) …
Can the square root of a real number be negative? [duplicate]
May 27, 2014 · Closed 8 years ago. Can the square root of a real number be negative? Dealing with the questions of functions in eleventh class my maths teacher says that square root of a …
Writing your own square root function - Stack Overflow
Oct 26, 2009 · How do you write your own function for finding the most accurate square root of an integer? After googling it, I found this (archived from its original link), but first, I didn't get it …
Derivative of square root - Mathematics Stack Exchange
Nov 12, 2016 · What would be the derivative of square roots? For example if I have $2 \\sqrt{x}$ or $\\sqrt{x}$. I'm unsure how to find the derivative of these and include them especially in …
Finding square root without using sqrt function? - Stack Overflow
I was finding out the algorithm for finding out the square root without using sqrt function and then tried to put into programming. I end up with this working code in C++ #include <iostream...
How to perform square root without using math module?
Jun 15, 2010 · I want to find the square root of a number without using the math module,as i need to call the function some 20k times and dont want to slow down the execution by linking to the …
Is sqrt(x) a function? Does it matter if a domain is given?
Of course, there are things more general than functions, "multi-valued functions," which take multiple values, and you can construct a normal function from a multi-valued function by …
How to find the asymptotes of a square root function?
Mar 10, 2016 · If you graph your function and $|x|$, you will see the root function approaches the absolute value function in the long term. This is analogous to what happens when rational …