double acos(double dX);
float acos(float); double acos(double); long double acos(long double);
float acosf(float); long double acosl(long double);
* Note: Since C does not allow function overloading, these other versions of this function exist.
Domain [-1.0, 1.0] Range [0, Π] Periodicity None Symmetry None Asymptotes None |
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#include <iostream> #include <cmath> int main() { using namespace std; double dX = -.4; cout << "x = " << dX << " acos(x) = " << acos(dX) << endl; dX = 0.8; cout << "x = " << dX << " acos(x) = " << acos(dX) << endl; return 0; }
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