tu(t)積分怎么計(jì)算
tu(t)積分怎么計(jì)算
計(jì)算公式為x1(t_t1)乘以x2(t_t2)=x(t_t1_t2)x(t)=x1(t)乘以t2(t)。例題:令x1(t)=u(t_1)+u(t_2)+u(t_3)x1(t)=u(t_1)+u(t_2)+u(t_3),x2(t)=σ(t_2)+σ(t)+σ(t+2)x2(t)=σ(t_2)+σ(t)+σ(t+2),求x1(t)乘以x2(t)x1(t)_x2(t)。可以直接得出答案:x1(t)乘以x2(t)=x1(t_2)+x1(t)+x1(t+2)。
導(dǎo)讀計(jì)算公式為x1(t_t1)乘以x2(t_t2)=x(t_t1_t2)x(t)=x1(t)乘以t2(t)。例題:令x1(t)=u(t_1)+u(t_2)+u(t_3)x1(t)=u(t_1)+u(t_2)+u(t_3),x2(t)=σ(t_2)+σ(t)+σ(t+2)x2(t)=σ(t_2)+σ(t)+σ(t+2),求x1(t)乘以x2(t)x1(t)_x2(t)。可以直接得出答案:x1(t)乘以x2(t)=x1(t_2)+x1(t)+x1(t+2)。
![](https://img.51dongshi.com/20241004/wz/18064011252.jpg)
計(jì)算公式為x1(t_t1)乘以x2(t_t2)=x(t_t1_t2)x(t)=x1(t)乘以t2(t)。例題:令x1(t)=u(t_1)+u(t_2)+u(t_3)x1(t)=u(t_1)+u(t_2)+u(t_3),x2(t)=σ(t_2)+σ(t)+σ(t+2)x2(t)=σ(t_2)+σ(t)+σ(t+2),求x1(t)乘以x2(t)x1(t)_x2(t)。可以直接得出答案:x1(t)乘以x2(t)=x1(t_2)+x1(t)+x1(t+2)。
tu(t)積分怎么計(jì)算
計(jì)算公式為x1(t_t1)乘以x2(t_t2)=x(t_t1_t2)x(t)=x1(t)乘以t2(t)。例題:令x1(t)=u(t_1)+u(t_2)+u(t_3)x1(t)=u(t_1)+u(t_2)+u(t_3),x2(t)=σ(t_2)+σ(t)+σ(t+2)x2(t)=σ(t_2)+σ(t)+σ(t+2),求x1(t)乘以x2(t)x1(t)_x2(t)。可以直接得出答案:x1(t)乘以x2(t)=x1(t_2)+x1(t)+x1(t+2)。
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