and(COUNTIF($E:$E,E1)>1,NOT(ISBLANK(E1)))and(COUNTIF($E:$E,E1)>1,NOT(ISBLANK(E1)))

and(COUNTIF($E:$E,E1)>1,NOT(ISBLANK(E1)))and(COUNTIF($E:$E,E1)>1,NOT(ISBLANK(E1))) =COUNTIF(A1:A10,A)+COUNTIF(A1:A10,E)+COUNTIF(A1:A10,F) 求简化 IF(E3=,0,1/COUNTIF($E:$E, =SUMPRODUCT((E$2:E$14>=E14)/COUNTIF(E$2:E$14,E$2:E$14))如何理解? =SUM(INDIRECT(E1:E&ROW()-1)) =INDEX(E:E,MIN(IF(COUNTIF($E$50:E51,E$5:E$49)=0,ROW(E$5:E$49),4^8)))&语法是什么? =COUNTIF($E:$E,$A24)=0这个函数代表的含义是什么? excel函数：SUMPRODUCT(($E$4:$E$24>E4)/COUNTIF($E$4:$E$24,$E$4:$E$24))+1具体什么意思? 设e1,e2是两个不共线向量,已知AB=2e1-8e2+CB=e1+3e+CD=2e1-e2设e1，e2是两个不共线向量，已知AB=2e1-8e2+CB=e1+3e+CD=2e1-e2若BF=3e1-ke2 且BDF三点共线 求k =IF(ROW()2,IF(COUNTIF(A7:D7,5),MAX($E$1:E6)+1,),IF(COUNTIF(A8:D8,5),1,)公式中的2是什么意思 e,lovely and young 函数=IF(COUNTIF(请款方式!$A$3:$B$503,C2)>0,Y,IF(COUNTIF(请款方式!$C$3:$D$503,C=IF(COUNTIF(请款方式!$A$3:$B$503,#REF!)>0,Y,IF(COUNTIF(请款方式!$C$3:$D$503,#REF!)>0,C,IF(COUNTIF(请款方式!$E$3:$F$503,#REF!)>0,X, 两节电池E1,E2反接串联,电动势E=E1-E2,内阻呢?是不是r=r1+r2 已知非0向量e1,e2不共线 AB=e1+e2 AC=2e1+8e2 AD=3e1-e2 (1)若E是BC中点 试用e1 e2表示AE 已知e₁、e₂是相互垂直的单位向量.且2e1+e2与e1-ke2也相互垂直,则k=--- E e e