调用函数quad8求定积分: format long, fx=inline(exp(x)); I, n]=quads (fx, 1, 2.5,1e-10) 0.28579444254754 33调用函数quad8求定积分： format long; fx=inline('exp(-x)'); [I,n]=quad8(fx,1,2.5,1e-10) I = 0.28579444254754 n = 33