How do you use sqrt?

The sqrt() function is defined in math. h header file. To find the square root of int , float or long double data types, you can explicitly convert the type to double using cast operator . int x = 0; double result; result = sqrt(double(x));

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How do you set precision in darts?

In Dart, If you have a double and you need to set a certain precision to the number while rounding the value at the same time, you can use the following method. String toStringAsFixed(int fractionDigits); The method has one parameter fractionDigits which is used to set how many decimal points in the output.

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