Step-by-step explanation:
A boolean function is a function in any programming language whose return type is boolean means a function that returns true or false.For ex:-
bool func(int a,int b)
{
if(a>b)
return true;
else
return false;
}
An expression is a combination of one or more variables,constants,operators,function and which is computed and produces a value in case of boolean expression the value that is calculated is either true or false.
for ex:- bool result= a>b && a>c;