计算下列函数的IDTFT。[tex=12.286x3.0]sa8lrymBoJOGvcbm07nWOMtazLB6w5hBhzXCYDbBLm1Twzu/adg64HQoR/7BaCvFHRhAXldNViEcn6jWS0o9/iUp9fxylIIi+yLTLEqBlWxW86xJq74QcMkpis1twLlFFOG2ZqNsR4lENL1OndQvulqYRXI4VzF4MqLe/Tc8BDPKoyLBGP5wxkIxeM4fAXbSWGS+SVavh3q6X4HedBk3KegmFbFa5YQDJANT7mOBcgs=[/tex]
举一反三
- 【计算题】5 ×8= 6×4= 7×7= 9×5= 2×3= 9 ×2= 8×9= 7×8= 5×5= 4×3= 5+8= 6 ×6= 3×7= 4×8= 9×3= 1 ×2= 9×9= 6×8= 8×0= 4×7=
- 计算下列函数的IDTFT。[tex=12.286x3.0]sa8lrymBoJOGvcbm07nWOMtazLB6w5hBhzXCYDbBLm1Twzu/adg64HQoR/7BaCvFHRhAXldNViEcn6jWS0o9/iUp9fxylIIi+yLTLEqBlWxW86xJq74QcMkpis1twLlFFOG2ZqNsR4lENL1OndQvulqYRXI4VzF4MqLe/Tc8BDPKoyLBGP5wxkIxeM4fAXbSWGS+SVavh3q6X4HedBk3KegmFbFa5YQDJANT7mOBcgs=[/tex]
- 输出九九乘法表。 1*1=1 2*1=2 2*2=4 3*1=3 3*2=6 3*3=9 4*1=4 4*2=8 4*3=12 4*4=16 5*1=5 5*2=10 5*3=15 5*4=20 5*5=25 6*1=6 6*2=12 6*3=18 6*4=24 6*5=30 6*6=36 7*1=7 7*2=14 7*3=21 7*4=28 7*5=35 7*6=42 7*7=49 8*1=8 8*2=16 8*3=24 8*4=32 8*5=40 8*6=48 8*7=56 8*8=64 9*1=9
- A=[1 2 3 4 5 6 7 8 9]A(5)=[]A=1 4 7 5 8 3 6 9
- set1 = {x for x in range(10)} print(set1) 以上代码的运行结果为？ A: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} B: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10} C: {1, 2, 3, 4, 5, 6, 7, 8, 9} D: {1, 2, 3, 4, 5, 6, 7, 8, 9,10}