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计算:(-a)5÷a3
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在Excel电子表格中假设A1A2A3A4单元格分别输入了ab=5-5×0315则下列可以进行计算的
=A1&3
=A2+1
=A3+6x
=A4+1
计算题用d=8mm光螺栓连接两块钢板如图螺栓所用材料为A3如果钢板受到5000N拉作用试校核螺栓的剪
下列计算正确的
a+a2=2a3
a2•a3=a6
(2a4)4=16a8
(-a)6÷a3=a3
事件测量类型包括A1A2A3A4A5B1B2事件A1A2A3用于LTE系统内测量A4A5B1B2用于
如图所示零件按图样注出的尺寸A1和A3加工时不易测量现改为按尺寸A1和A3加工为了保证原设计要求试计
在Excel中若A1单元格中的字串是计算机A2单元格的字串是学院现希望在A3单元格中显示计算机学院学
在Excel工作表中A5单元格的值小于60则A3单元格为不及格否则为及格则A3单元格的公式可写为
= A5-60
=IF(A5
在Excel中=SUMA3:A6和=SUMA3A4A5A6的运算结果是一样 的
两块板厚为8mm钢板对接焊缝长度为30mm材料为A3钢试计算焊缝所能承受的剪切 力A3钢抗剪许用应力
若在Excel2000工作表的A1A2A3单元格中分别输入51015则SUMA1:A3 的结果是__
5
15
20
30
在Excel中假设A1A2A3A4单元格中分别输入3:10-5-05x0315则可以进行计算的公式有
=A1%
=A2x100
=A4+1
=A3+7x
需要将A1~A3单元格的内容求和时以下哪个函数正确
=Al+A3
=MAX(A1:A3)
=SUM(A1:A3)
=MIN(A1:A3)
EXCEL表格中A3单元格的值为5E6单元格的值为7E7单元格的值等于A3和E6单元格的和则E7单元
7+6
A3+E6
=SUM(A3:E6)
=SUM(A3,E6)
给定关系RA1A2A3A4上的函数依赖集F=A1A3->A2A2->A3R候选关键字为4分解ρ=A1
A1A3
A1A2A3
A1A3A4
A2和A1A3
如果A1=1A2=2A3=3则公式=SumA1A3返回值为
5
6
1
不确定
在Excel电子表格中假设A1A2A3A4单元格中分别输入了10=5-55x0315则下列可以进行计
=A1^5
=A2+1
=A3+6x
=A4+1
下列各式计算正确的是
5a+3a=8a2
(a-b)2=a2-b2
a3•a7=a10
(a3)2=a7
下列Excel公式计算正确的有
如果A1=90、A2=人数、A3=…""、A4=54、A5=36,则公式"=Count(A1:A5)"返回5
如果A1=6.28、A2=3.74,其余单元格为空,则公式"=Counta(A1:A7)"的计算结果等于2
如果A1=90、A2=人数、A3=""、A4=54、A5=36,则公式"=Count(A1:A5)"返回3
如果A1=6.28、A2=3.74,其余单元格为空,则公式"=Counta(A1:A7)"的计算结果等于3
设A为3阶矩阵P为3阶可逆矩阵且若P=a1a3a3Q=a1+a2a2a3则Q-1AQ=
A
B
C
D
Excel工作表中A1.A2.A3分别为5.2.9某单元格公式为=MAXA1:A3 其计算结果为
2
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指出下列各式中a为什么数 =1
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