double cos(double dX);
float cos(float); double cos(double); long double cos(long double);
float cosf(float); long double cosl(long double);
* Note: Since C does not allow function overloading, these other versions of this function exist.
Domain (-∞, ∞) Range [-1, 1] Periodicity 2Π Symmetry Y-axis Asymptotes None |
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#include <iostream> #include <cmath> int main() { using namespace std; double dX = -1000.0; cout << "x = " << dX << " cos(x) = " << cos(dX) << endl; dX = 1.8; cout << "x = " << dX << " cos(x) = " << cos(dX) << endl; return 0; }
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