It is not challenging to see that you may possibly use the perform freq resp you wrote in Lab 5 to calculate the DTFT of any finite-length sign (why?). Hereafter in this lab, rename the your freq resp 可代写专业范围：教育学，语言学，新闻学，政治学，宗教学，历史学，法学，金融学，建筑学，会计学，物理学，工程学，化学，管理学，经济学，银行学，数学，生物学，机器学习，信息学等。即使是艺术或... https://yxzbookmarks.com/story12711750/%E8%AE%BA%E6%96%87%E4%BB%A3%E5%86%99-for-dummies