\({\lim_{x\to1}}\)\({\lim_{y\to3}}\)\((3x^2y-xy^3)\) <br/>______

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2022-06-15 问题

\({\lim_{x\to1}}\)\({\lim_{y\to3}}\)\((3x^2y-xy^3)\) <br/>______

2022-06-08 问题

M: Can I help you, madamW: Is there a bank at the hotelM: Yes, madam, the bank is on the ground floor, and it’s open from Monday to Friday from 9:30 a.m. till 3:00 p. m.W: Thank you. When is the hank open(). A: 9:30 a.m. to3:00 p.m. B: 9:30 a.m. to3:30 p.m. C: 9:00 a.m. to3:00 p.m.

M: Can I help you, madamW: Is there a bank at the hotelM: Yes, madam, the bank is on the ground floor, and it’s open from Monday to Friday from 9:30 a.m. till 3:00 p. m.W: Thank you. When is the hank open(). A: 9:30 a.m. to3:00 p.m. B: 9:30 a.m. to3:30 p.m. C: 9:00 a.m. to3:00 p.m.

2021-04-14 问题

函数的定义域是/ananas/latex/p/1132315: (-∞, -3)∪(-3, +∞)|(-∞, -3)∪(-3, 3)∪(3, +∞)|(-∞, -3)∪(3, +∞)|(-∞, 3)∪(3, +∞)

2021-04-14 问题

智慧职教: 按自然数的乘法按定义计算3×5. 解由定义5知3x5=(3x4) 3 =[(3x3) 3] 3 ={[(3x2) 3] 3} 3 ={{[(3x1) 3] 3} 3} 3 ={{[(3 3) 3] 3} 3} ={[(6 3) 3] 3} =(9 3) 3 =12 3=15 上述计算是（）的

智慧职教: 按自然数的乘法按定义计算3×5. 解由定义5知3x5=(3x4) 3 =[(3x3) 3] 3 ={[(3x2) 3] 3} 3 ={{[(3x1) 3] 3} 3} 3 ={{[(3 3) 3] 3} 3} ={[(6 3) 3] 3} =(9 3) 3 =12 3=15 上述计算是（）的

2021-04-14 问题

3√3—/3√3/

2022-06-14 问题

下列各项中，哪一项不是Kirsch边缘检测中构建的模板（） A: [5 5 5；-3 0 -3；-3 -3 -3] B: [-3 5 5；-3 0 5；-3 -3 -3] C: [5 5 5；-3 -3 0；-3 -3 -3] D: [-3 -3 -3；-3 0 -3；5 5 5]

下列各项中，哪一项不是Kirsch边缘检测中构建的模板（） A: [5 5 5；-3 0 -3；-3 -3 -3] B: [-3 5 5；-3 0 5；-3 -3 -3] C: [5 5 5；-3 -3 0；-3 -3 -3] D: [-3 -3 -3；-3 0 -3；5 5 5]

2022-06-28 问题