What is the use of cmath in c++?
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Define a program that reads two matrices of size 3x3 with real values from the user then prints their sum, difference and multiplication.
class HasStatic { static int I; }; Referring to the sample code above, what is the appropriate method of defining the member variable "I", and assigning it the value 10, outside of the class declaration? a) HasStatic I = 10; b) int static I = 10; c) static I(10); d) static I = 10; e) int HasStatic::I = 10;
Explain virtual class?
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