Question

Найти периоды функций:

Answer 1

1) sin5x               T=2π/5
2) COS(X/3)        T=2π/(1/3)=6π

3)SIN(X/2)       T=2π/(1/2)=4π

4) COS(3X/S)   T=2π/(3/S)=2Sπ/3