=LOOKUP(1,0/(A1:A100""),A1:A100)是什么意思,我要每个字符代表的含义,谢谢
=sum(1/countif(A1:A100,A1:A100))
去重的函数用=index(A:A,SMALL(IF(MATCH(A1:A100,A1:A100)=ROW(1:100),
=SUMPRODUCT((A1:A100)*(MOD(ROW(A1:A100),3)=1)) 求详解
SUMPRODUCT((MOD(ROW(A1:A100),3)=1)*A1:A100)这个函数公式怎么解释?
=LOOKUP(9E+307,A1:A100) 这个公式只能找问题 怎么找文字
请帮我解释一下这个公式的运用=small(A1:A100,row(1:1)),
SUM(IF(A1:A100
=COUNTIF(A1:A100,">2")*3 如果我在A1和A100中,还要剔除一些单元格,该增加什么设置呢?是要把
=SUMPRODUCT((A1:A100)*(B1:B100))/SUM(A1:A100)中如何吧A1:A100列设置成
a1+a2+a3+a4+.a100=?
excel中求区域A1:A100内不重复的数据个数的公式:=SUMPRODUCT(1/COUNTIF(A1:A100,A
等差数列中:a1+a2+a3+...+a100=0 则有 A.a1+a101>0 B.a2+a100