当 [tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex] 为 ( ) 时, 矩阵 [tex=8.429x3.929]QN0fTQbn6M33pU3gx/S2srrO+uPYR1FjXG+OULT3PZ0SZZv0cSQupnZyQHcg8Bq3hHsRRoJ35sZ/ccGFpHG0e8Wn0r2X4CmeHP5XlhmRWGEElGmh4cHBsTAfC35uP2P5[/tex] 为正定阵.
未知类型:{'options': ['[tex=2.357x1.071]iILyBi8jdCgmaZqoi7cqWw==[/tex]', '[tex=2.786x1.286]Ngz0glv+VFVna1g4OsuYaQ==[/tex]', '[tex=2.357x1.071]upVaYJbqmrJHFYrKAoUxOw==[/tex]', '[tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex] 不存在'], 'type': 102}
未知类型:{'options': ['[tex=2.357x1.071]iILyBi8jdCgmaZqoi7cqWw==[/tex]', '[tex=2.786x1.286]Ngz0glv+VFVna1g4OsuYaQ==[/tex]', '[tex=2.357x1.071]upVaYJbqmrJHFYrKAoUxOw==[/tex]', '[tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex] 不存在'], 'type': 102}
举一反三
- 任何化学反应的半衰期与初始浓度[tex=1.857x1.357]E7bu8Lk/nW3tu9kcrjyDq2sPDyXjoZpgyIQN0ivSzuk=[/tex], 速率常数[tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex]的关系是[input=type:blank,size:4][/input] 未知类型:{'options': ['与\xa0[tex=2.857x1.357]X/FX8ICC3vZMiocFfwDegWw9ahHzckwtjzhxzEz8xQY=[/tex]均有关系', '与\xa0[tex=1.857x1.357]E7bu8Lk/nW3tu9kcrjyDq2sPDyXjoZpgyIQN0ivSzuk=[/tex]有关, 与\xa0[tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex]无关', '\xa0与[tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex]有关[br][/br]', '与\xa0[tex=1.857x1.357]E7bu8Lk/nW3tu9kcrjyDq2sPDyXjoZpgyIQN0ivSzuk=[/tex]\xa0无关, 与\xa0[tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex]有关[br][/br]'], 'type': 102}
- 计算下列矩阵的 [tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex] 次幂, 其中 [tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex] 为正整数:[tex=8.286x3.5]QN0fTQbn6M33pU3gx/S2ssRzVqpWUEMlPB1F8em9pxPHPIIzaitaqaXj3OkAP2YhwLgtNTq7mVpRVmzCUDjgMxeK0fRBchQXdLQiPBE6zvU4+B34aF8ZRVS24QkM3V+Y[/tex]
- 若 [tex=8.571x2.857]pfgA/HCz+2/+OBaPhuXgpwau0q6kdrhIWS9Qmf1Nco6Z7jBnyP+MVS6WDKxhEp1S[/tex], 则 [tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex] 的值为 A: 0 B: 1 C: -1 D: 0 或 1
- 计算下列矩阵的 [tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex] 次幂, 其中 [tex=0.571x1.0]rFc/sfAAuCOtzhevhoREeA==[/tex] 为正整数:[tex=7.929x4.786]SG13E7iu2HdaLVWfWJMdasNcssnOsnpcSXP9pfv8ZVudX8uBxPyIW+BW1iuKqBWPQy19xF0hvC5K+ZJXm49WVAb1VZdwsjQNiE6Ohf5lij4=[/tex]
- 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}