如图4-1所示平面图形对形心轴y的惯性矩[tex=1.929x1.286]QknMq7bS/ie5DXu9uuBJpw==[/tex]
未知类型：{'options': ['[tex=5.286x2.5]Ck1UOJ3BoUaHYKBw0UlyamBAJKjgm1RliZPZkL8G53uWY3jYyohpu5+BSxw+o2B2[/tex]', '[tex=5.286x2.5]Ck1UOJ3BoUaHYKBw0UlyamBAJKjgm1RliZPZkL8G53tTgFVKlu2LYKrRuroab3NT[/tex]', '[tex=5.286x2.5]Ck1UOJ3BoUaHYKBw0UlyavybXnKICzuxCwtbQrYshxxa75bzQ5idYZAYlxgoC38f[/tex]', '[tex=5.286x2.5]Ck1UOJ3BoUaHYKBw0UlyavybXnKICzuxCwtbQrYshxzY6CuUDf43tElutTxXENmP[/tex]'], 'type': 102}
未知类型：{'options': ['[tex=5.286x2.5]Ck1UOJ3BoUaHYKBw0UlyamBAJKjgm1RliZPZkL8G53uWY3jYyohpu5+BSxw+o2B2[/tex]', '[tex=5.286x2.5]Ck1UOJ3BoUaHYKBw0UlyamBAJKjgm1RliZPZkL8G53tTgFVKlu2LYKrRuroab3NT[/tex]', '[tex=5.286x2.5]Ck1UOJ3BoUaHYKBw0UlyavybXnKICzuxCwtbQrYshxxa75bzQ5idYZAYlxgoC38f[/tex]', '[tex=5.286x2.5]Ck1UOJ3BoUaHYKBw0UlyavybXnKICzuxCwtbQrYshxzY6CuUDf43tElutTxXENmP[/tex]'], 'type': 102}
举一反三
- [tex=2.214x1.0]Z8GWW72u+MH/mjafnp+83A==[/tex]丙酮酸经过丙酮酸脱氢酶系和柠檬酸循环产生[tex=4.0x1.214]EPDWVFNjIR8daNoozaWRDg==[/tex],生成的[tex=3.214x1.0]1AqDCKqjaAug6buHS5Z0tQ==[/tex]、[tex=3.429x1.214]HYAn2+I9AZQLWcA3ajoPaw==[/tex]和[tex=2.143x1.0]qQANfGnLx7pE5mcaEibuNg==[/tex](或[tex=2.071x1.0]YGdeb/NAM7yg+XY6SY16Fg==[/tex])的摩尔比是( )。 未知类型：{'options': ['3:2:0', '4:2:1', '4:1:1', '3:1:1', '2: 2:2'], 'type': 102}
- 下列结论中正确的是 未知类型：{'options': ['[tex=6.286x2.429]uYo4SrtjkqYath3mU9F8mP1MXfz7c5QDEAXgTY06naGUDxmiOw1SVuhaMKEV0V7oG+LLOeGS2PGVG6HCbf2lmA==[/tex]与[tex=5.286x2.5]/gTipYodITWi1ZaplQ4Csw93Ed9ijJPDlYCpD1rGKoeSv+cwxypGKv9K6yI0cNw3[/tex]都收敛', '[tex=6.286x2.429]uYo4SrtjkqYath3mU9F8mP1MXfz7c5QDEAXgTY06naGUDxmiOw1SVuhaMKEV0V7oG+LLOeGS2PGVG6HCbf2lmA==[/tex]与[tex=5.286x2.5]/gTipYodITWi1ZaplQ4Csw93Ed9ijJPDlYCpD1rGKoeSv+cwxypGKv9K6yI0cNw3[/tex]都发散', '[tex=6.286x2.429]uYo4SrtjkqYath3mU9F8mP1MXfz7c5QDEAXgTY06naGUDxmiOw1SVuhaMKEV0V7oG+LLOeGS2PGVG6HCbf2lmA==[/tex]发散，[tex=5.286x2.5]/gTipYodITWi1ZaplQ4Csw93Ed9ijJPDlYCpD1rGKoeSv+cwxypGKv9K6yI0cNw3[/tex]收敛', '[tex=6.286x2.429]uYo4SrtjkqYath3mU9F8mP1MXfz7c5QDEAXgTY06naGUDxmiOw1SVuhaMKEV0V7oG+LLOeGS2PGVG6HCbf2lmA==[/tex]收敛，[tex=5.286x2.5]/gTipYodITWi1ZaplQ4Csw93Ed9ijJPDlYCpD1rGKoeSv+cwxypGKv9K6yI0cNw3[/tex]发散'], 'type': 102}
- [tex=5.0x1.571]MqOfsQLAB/zeVSdv1WggGEBR/QFOVnXfRHI4LGW6kKErAiyBMCREOzy7eLxA5+Hj[/tex] 未知类型：{'options': ['0', '[tex=0.786x2.357]IwJCUxQJz+qfVDVP2eUlNg==[/tex]', '1', '3'], 'type': 102}
- 设[tex=0.929x1.0]9MCaa3NdBrky4bnBPtTtgw==[/tex]为四阶矩阵，且[tex=3.429x1.357]dYcL9NtiYXHAsxWaaTXNyg==[/tex]，则[tex=3.643x1.357]K61mVROvnMmG4VfTKldoUJpacWgNjgbg3TOLujupPak=[/tex] 未知类型：{'options': ['0', '1', '2', '3'], 'type': 102}
- 某人对商品x的需求函数是[tex=5.214x1.214]0m6eBd5eyK0NjuxeKfwtIw==[/tex]，[tex=4.214x1.214]I717YsPbj8Rnym1v2XQ+sFNkUl7mqUsGwbjwjXmy2xc=[/tex]，这里[tex=0.571x1.0]Za328cIB4SeR7rrzY+MM5Q==[/tex]是[tex=0.571x0.786]ZSLOI4fiO1oAbVC5M8IVkA==[/tex]的价格。如果商品x 的价格是0.5元，那么他对商品x的需求价格弹性是 未知类型：{'options': ['-10', '- 1/5', '-1/10', '\xa0- 1/3'], 'type': 102}