• 2022-06-15
    设 [tex=5.643x1.571]P3tWNXBkvByPBxWa5Z6mQ5pYFRrlqTQNlKXncU2x4Mg=[/tex]求 [tex=3.214x1.571]dzXYYZPsG/apMfqTKwzkMQ==[/tex]
  • 解 因为[tex=22.643x2.786]u+7AhYCCG8wIIYe0AZGbafRjOY/QNtnqDpyuVBUd2YSqObIw4gF7FkfWmNafWyaVry7H+86+7ZXl0tiBsc15a26LFWFZmF+zYYSb/zvoxE/s1x9F7wuI6b1iyMFaSNPrpM9RmL6+nUZWojnl09Jck3OOmLBytYZQHTWg05MEgME149qYSAnzA2MW5Xy7G/yI[/tex]      [tex=13.643x2.714]i1ARBCW3T2Xi0Sg4wAiw5CQrDnf9KCwAVptv7AYMWGOaOXbhaqpeHlY1hfNHDWdfECEg/+owFB64PkiQLG2CqhZI0LG4G8fljcuHFHMCz3E=[/tex][tex=21.286x2.714]zlsGnCw0kTVZaR1buRsyzibmudTIjOUh7uR9V9//PnD8bPiFIt0gFaTmW5vo3w1IGTuTG1ndvwZKfdkFZ3TFm/08TfhdmXzAnyjAhV00KtUML6lfxPwXrIVUqvEqm/lToVT5E2irM/Pes4FNBKXatw==[/tex]显然,系数[tex=5.5x2.571]v5lUp5My+c7BuJr3GPU4+fQvsBF03bNxwggvAxay3dIeTWpBSTKfFhl6Qag09H1r[/tex]而 [tex=5.357x1.571]P3tWNXBkvByPBxWa5Z6mQ1HmLIAnDyDAuP4QZxC8YYI=[/tex] 的麦克劳林级数没有偶次项,所以[p=align:center][tex=13.286x4.429]yNY9dm5iNms2anqxkxw9szVEz1sjdqJZBa1zCM44nrUoNBK7sGhQbzd33Oo/kGw+g+sYbzJeUnNt1yFpKQaL9GvJUrSW4gq/S3mWNspDjas=[/tex]

    内容

    • 0

      设[tex=8.429x1.357]nrpdm/CWmnzWBrNVydZQ4OwFYiTQ3q0L6zS4h3ythMgdg0CLDO+FStyCKlQj3C8a[/tex],求x和y

    • 1

      设随机变量X与Y,且D(X)=25 . D(Y)=36 .[tex=6.929x1.357]YRHgHmN/yZW92ECOHesamh6DUEs33HnR+2dxr68Tcr4=[/tex]求[tex=4.286x1.357]wxsI0NJpCsUWd6vdcOiJiw==[/tex]

    • 2

      求函数[tex=3.286x1.429]kdT+eIE7CHPynuN6CaN40g==[/tex](抛物线)隐函数的导数[tex=1.071x1.429]BUw1BPFU3fsJlAl/vt9M9w==[/tex]当x=2与y=4及当x=2与y=0时,[tex=0.786x1.357]Hq6bf3CacUy07X+VImUMaA==[/tex]等于什么?

    • 3

      若x为自变量t,求[tex=1.5x1.429]5W5tOYbJ+LlsRP2dMsi4byxwtjvvL/3u7NEzPV5PWp0=[/tex],设:[tex=2.571x1.214]Sv9aCsCkfQ4wl+tpfaNV0Q==[/tex]

    • 4

      设x的相对误差为[tex=1.429x1.286]CgRuLr80Q1l8fNJtHdj5AQ==[/tex],求[tex=1.071x1.286]X4t1fo3k2QvDOTpZS9Y9qQ==[/tex]的相对误差。