已知向量[tex=5.643x1.286]2HKJ+34uBXu3DbhHKLrGKQ==[/tex]，[tex=5.5x1.286]YxBSYjqnkOglv+HFGSt5XQ==[/tex]，[tex=5.5x1.286]A94SJl+klKm/VJjddX9d+A==[/tex]，求：(1)[tex=6.786x1.286]TkoPO9ooAPZE8kDX0Ksl4/ZY708Rsy7drjUyImg7U8k=[/tex]；(2)[tex=4.071x1.286]wLCgIV9Inyr6HA4KUwzc3o8dW+QaqtN8Vh4Ic4T9aKo=[/tex]；(3)[tex=4.571x1.286]wLCgIV9Inyr6HA4KUwzc3oQ8chRS+v5X/lEvFUZAFCU=[/tex]；(4)[tex=6.857x1.286]+8TpnXhNjVA8ASM37C57bPO2VHJACzhdrkBhWbOw8pepTAtBRrxQ67nhgbDgIjYW[/tex]．
举一反三
- 已知向量[tex=5.643x1.286]2HKJ+34uBXu3DbhHKLrGKQ==[/tex]，[tex=5.5x1.286]YxBSYjqnkOglv+HFGSt5XQ==[/tex]，[tex=5.5x1.286]A94SJl+klKm/VJjddX9d+A==[/tex]，求：[tex=4.571x1.286]wLCgIV9Inyr6HA4KUwzc3oQ8chRS+v5X/lEvFUZAFCU=[/tex] .
- 已知向量[tex=5.643x1.286]2HKJ+34uBXu3DbhHKLrGKQ==[/tex]，[tex=5.5x1.286]YxBSYjqnkOglv+HFGSt5XQ==[/tex]，[tex=5.5x1.286]A94SJl+klKm/VJjddX9d+A==[/tex]，求：[tex=6.857x1.286]+8TpnXhNjVA8ASM37C57bPO2VHJACzhdrkBhWbOw8pepTAtBRrxQ67nhgbDgIjYW[/tex] .
- 已知向量[tex=5.643x1.286]2HKJ+34uBXu3DbhHKLrGKQ==[/tex]，[tex=5.5x1.286]YxBSYjqnkOglv+HFGSt5XQ==[/tex]，[tex=5.5x1.286]A94SJl+klKm/VJjddX9d+A==[/tex]，求：[tex=4.071x1.286]wLCgIV9Inyr6HA4KUwzc3o8dW+QaqtN8Vh4Ic4T9aKo=[/tex] .
- 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}
- 【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=