徐小培 发表于 2010-2-4 20:07 l6 u/ c+ ?0 y1 ]0 m; |% y, hSolve[8*x^(3/2/n) - 8*x^(-3/2/n) == 63, x]2 y/ i& w9 Z0 G2 K6 V7 V Solve[2*(x/a)^(1/2) + 3*(a/x)^(1/2) == b/a + 6*a/b, x]