如图的积分怎么解,求推导

如图的积分怎么解,求推导最后得到20
2025-05-09 04:55:39
推荐回答(1个)
回答1:

= 200[-(1/5)e^(-5t) + (1/10)e^(-10t)]<0, +∞>
= 200[-0+1/5 + 0-1/10] = 200(1/10) = 20