在命令窗口中输入下列命令: A: (12+4)*8 B: 9+4*5 C: 10%6 D: 运行结果为(). E: 128 29 4 F: 44 29 4 G: 128 29 6 H: 44 29 2

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2022-06-10 问题

在命令窗口中输入下列命令: A: (12+4)8 B: 9+45 C: 10%6 D: 运行结果为(). E: 128 29 4 F: 44 29 4 G: 128 29 6 H: 44 29 2

2022-06-03 问题

In the current national standard of Hongmu, the range of mahogany listed includes: A: 33 species, 8 classes, 5 genera. B: 29 species, 7 classes, 5 genera. C: 29 species, 8 classes, 5 genera. D: 29 species, 9 classes, 5 genera.

In the current national standard of Hongmu, the range of mahogany listed includes: A: 33 species, 8 classes, 5 genera. B: 29 species, 7 classes, 5 genera. C: 29 species, 8 classes, 5 genera. D: 29 species, 9 classes, 5 genera.

2022-10-26 问题

设函数y=f(x)有二阶导数，对任意实数x，满足：f(x)=-f(-x)及f(x)=f(x+1)，若f'(1)＞0，则有 ( ) A: f"(-5)≤f'(-5)≤f(-5) B: f(-5)=f"(-5)＜f'(-5) C: f'(-5)≤f(-5)≤f"(-5) D: f(-5)＜f(-5)=f"(-5)

设函数y=f(x)有二阶导数，对任意实数x，满足：f(x)=-f(-x)及f(x)=f(x+1)，若f'(1)＞0，则有 ( ) A: f"(-5)≤f'(-5)≤f(-5) B: f(-5)=f"(-5)＜f'(-5) C: f'(-5)≤f(-5)≤f"(-5) D: f(-5)＜f(-5)=f"(-5)

2022-07-22 问题