sin(x+y) - sinycosy+cosxsiny, cos(x+y) - cosxcosy-sinxsiny, cos(x-y) - cosxcosy+sinxsiny, sin(x-y) - sinxcosy-cosxsiny, sinx+siny - 2sin(x+y/2)cos(x-y/2), sinx-siny - 2sin(x-y/2)cos(x+y/2), cosx+cosy - 2cos(x+y/2)cos(x-y/2), cosx-cosy - -2sin(x+y/2)sin(x-y/2), cos2x - cos2x-sin2x, sin2x - 2sinxcosx,

9-сынып. Алгебра

순위표

비주얼 스타일

옵션

템플릿 전환하기

자동 저장된 게임을 복구할까요?