依Leibniz積分式之微分公式可知: d dx d3x dx dex+1dx cos((3x)3+ 1) ex+13x cos ... lnx 已知當 1 0 = 1 +1 d= ln (+1)+c dx=0=ln1+c ∴c=0; 10x 1 lnx dx=ln(+1) 1-6 ...
確定! 回上一頁