设复数满足,,那么 /sqp/img?f=5c9aedf77a60828d5dbfb76b638f8bbb.files%2Fimage013.png/sqp/img?f=5c9aedf77a60828d5dbfb76b638f8bbb.files/image019.png/sqp/img?f=5c9aedf77a60828d5dbfb76b638f8bbb.files%2Fimage020.png/sqp/img?f=5c9aedf77a60828d5dbfb76b638f8bbb.files/image021.png

设为正向圆周,为负向圆周,则积分 的值为 /sqp/img?f=082dd162a7e1b0159a2edaf7b9917676.files%2Fimage021.png/sqp/img?f=082dd162a7e1b0159a2edaf7b9917676.files/image022.png/sqp/img?f=082dd162a7e1b0159a2edaf7b9917676.files%2Fimage023.png/sqp/img?f=082dd162a7e1b0159a2edaf7b9917676.files/image024.png/sqp/img?f=082dd162a7e1b0159a2edaf7b9917676.files%2Fimage025.png

设,则在点均可微是在 点可微的 /sqp/img?f=399564cbae5b180fa94e94b3faa5fe8f.files%2Fimage003.png/sqp/img?f=399564cbae5b180fa94e94b3faa5fe8f.files/image004.png/sqp/img?f=399564cbae5b180fa94e94b3faa5fe8f.files%2Fimage005.png/sqp/img?f=399564cbae5b180fa94e94b3faa5fe8f.files/image006.png/sqp/img?f=399564cbae5b180fa94e94b3faa5fe8f.files%2Fimage007.png

判断下面的计算过程是否正确: 所以/sqp/img?f=f174fa2a9f283f3304267a9f45671b37.files%2Fimage085.png/sqp/img?f=f174fa2a9f283f3304267a9f45671b37.files%2Fimage086.png/sqp/img?f=f174fa2a9f283f3304267a9f45671b37.files%2Fimage087.png

已知信号的频谱,则信号的频谱为/sqp/img?f=28b83f2373a70f8139a2d5c37fc443d1.files%2Fimage001.png28b83f2373a70f8139a2d5c37fc443d1.files/image002.png/sqp/img?f=28b83f2373a70f8139a2d5c37fc443d1.files%2Fimage003.png28b83f2373a70f8139a2d5c37fc443d1.files/image004.png/sqp/img?f=28b83f2373a70f8139a2d5c37fc443d1.files%2Fimage005.jpg

设C是椭圆,则 /sqp/img?f=082dd162a7e1b0159a2edaf7b9917676.files%2Fimage010.png/sqp/img?f=082dd162a7e1b0159a2edaf7b9917676.files/image011.png

若是由抛物线与直线所围的闭区域, 在上连续,则 ____/sqp/img?f=0a08d1103a8caee030e6ba8042c26667.files%2Fimage001.png/ananas/latex/p/7563/sqp/img?f=0a08d1103a8caee030e6ba8042c26667.files%2Fimage003.png/ananas/latex/p/147/sqp/img?f=0a08d1103a8caee030e6ba8042c26667.files%2Fimage001.png/sqp/img?f=0a08d1103a8caee030e6ba8042c26667.files%2Fimage005.png

设,其中;又 其中,试利用二重积分的几何意义说明与之间的关系./sqp/img?f=2f17fe58198a286af46cfbf48ec2d04d.files%2Fimage009.pnghttps://p.ananas.chaoxing.com/star3/origin/754ba804b45e87e6f578aa3617bebf06.png/sqp/img?f=2f17fe58198a286af46cfbf48ec2d04d.files%2Fimage011.png/sqp/img?f=2f17fe58198a286af46cfbf48ec2d04d.files%2Fimage012.pnghttps://p.ananas.chaoxing.com/star3/origin/c9d52b4692fa648970aeba85853ee9a0.png/sqp/img?f=2f17fe58198a286af46cfbf48ec2d04d.files%2Fimage014.png

利用展开为的幂级数可以求出=____/sqp/img?f=d505871e6d8d649c855c241ae5d8902a.files%2Fimage001.pngd505871e6d8d649c855c241ae5d8902a.files/image002.png/sqp/img?f=d505871e6d8d649c855c241ae5d8902a.files%2Fimage003.png

是n阶矩阵与B相似的 /sqp/img?f=da4ed14a6264c650cbab9c43fb3d403a.files%2Fimage009.png/sqp/img?f=da4ed14a6264c650cbab9c43fb3d403a.files%2Fimage006.png