At mid-night, Diogenes walked through the market place carrying a lighted lamp and inspecting the face of everyone he met.
At mid-night, Diogenes walked through the market place carrying a lighted lamp and inspecting the face of everyone he met.
已知三阶矩阵$A$满足$\mid A-E\mid=\mid A-2E\mid=\mid A-3E\mid=0$,则$\mid A\mid$=( )。 A: $4$ B: $6$ C: $12$ D: $3$
已知三阶矩阵$A$满足$\mid A-E\mid=\mid A-2E\mid=\mid A-3E\mid=0$,则$\mid A\mid$=( )。 A: $4$ B: $6$ C: $12$ D: $3$
设$A,B$是$n$阶正交矩阵,且$\mid A\mid=-\mid B\mid$,则( ). A: $A+B$可逆 B: $A+B$不可逆 C: $\mid A+B\mid=1$ D: $\mid A+B\mid=-1$
设$A,B$是$n$阶正交矩阵,且$\mid A\mid=-\mid B\mid$,则( ). A: $A+B$可逆 B: $A+B$不可逆 C: $\mid A+B\mid=1$ D: $\mid A+B\mid=-1$
Excel2010从18份身份证号中获取出生日期可以使用()函数。 A: MID(A1,6,8) B: MID(A1,7,8) C: =MID(A1,6,8) D: =MID(A1,7,8)
Excel2010从18份身份证号中获取出生日期可以使用()函数。 A: MID(A1,6,8) B: MID(A1,7,8) C: =MID(A1,6,8) D: =MID(A1,7,8)
船舶电台海上移动业务识别码的组成是( )。 A: MID X1X2X3X4X5X6 B: 0 MID X1X2X3X4X5 C: 00 MID X1X2X3X4 D: 00 MID X1X2X3X4X5
船舶电台海上移动业务识别码的组成是( )。 A: MID X1X2X3X4X5X6 B: 0 MID X1X2X3X4X5 C: 00 MID X1X2X3X4 D: 00 MID X1X2X3X4X5
如果A1单元格中有某人的身份证号,如何提取他的出生年月日 A: mid(A1,7,4) B: mid(A1,4,7) C: mid(A1,7,8) D: mid(A1,8,7)
如果A1单元格中有某人的身份证号,如何提取他的出生年月日 A: mid(A1,7,4) B: mid(A1,4,7) C: mid(A1,7,8) D: mid(A1,8,7)
He is very tired. He needs ______. A: a night rest B: a rest night C: a night’s rest D: a rest of night
He is very tired. He needs ______. A: a night rest B: a rest night C: a night’s rest D: a rest of night
In “Hymn to the Night”, Longfellow personify night as a _____.
In “Hymn to the Night”, Longfellow personify night as a _____.
从A1单元格里的18位身份证号提取8位生日信息的准确公式是:()。 A: mid(A1,7,8) B: mid(A1,8,7) C: mid(A1,6,8) D: mid(A1,8,6)
从A1单元格里的18位身份证号提取8位生日信息的准确公式是:()。 A: mid(A1,7,8) B: mid(A1,8,7) C: mid(A1,6,8) D: mid(A1,8,6)
Lanterns which had been hung in the streets ___________ are placed into the water. A: since the night B: a night ago C: the previous night D: before the night
Lanterns which had been hung in the streets ___________ are placed into the water. A: since the night B: a night ago C: the previous night D: before the night