设f(x)在[0,+∞)上可导,,y=y(x)为方程y’+ay=f(x)(a>0)的任一解,则

admin2021-12-14  41

问题 设f(x)在[0,+∞)上可导,,y=y(x)为方程y’+ay=f(x)(a>0)的任一解,则

选项

答案b/a

解析 方程y’+ay=f(x)的通解为y=e-ax(∫0xf(t)eatdt+c),故
转载请注明原文地址:https://jikaoti.com/ti/EehRFFFM
0

最新回复(0)