• 2022-10-31
    [tex=0.643x1.286]ZsZs11iKEvfmzDIurZth8g==[/tex]阶行列式展开式中,取“+”号的项有[input=type:blank,size:6][/input]个 . 
    未知类型:{'options': ['[tex=1.071x2.0]ZfplYIi4RquMYdnElEsq3D+Zm3Pj4kAJwTMVZYYfwg0=[/tex]', '[tex=1.214x2.143]1iZr+Hx61no1f1x9J6DMJqBhUCFt+jipC0/bktYoHFo=[/tex]', '[tex=0.786x1.786]PznpKYcvSC3qzRkXm9l1EGH76o50eehyHPkVK90B3Pg=[/tex]', '[tex=3.786x2.071]TyzNHiYr9BkehLFz+YxB5VNYGyPphL7zQ5GIF51Td7c=[/tex]'], 'type': 102}
  • 举一反三