Study

Тригонометрия

  •   0%
  •  0     0     0

      Back   Restart
  • sin7°cos23°+sin23°cos7°+1
    3/2
  • sin64°cos26°+cos64°sin26°-sin30°
    0,5
  • cos40°+cos20°
    √3 cos10°
    • Your experience on this site will be improved by allowing cookies.