在 Excel 中E6 单元格输人公式“=SUM(B2:C4)”,下列与之等价的有()
=SUM(B2.C2.B3:C4)
=SUM(B2:C2,B3:C4
=SUM(B2:D4 B2:C4)
=B2+B3+B4+C2+C3+C4
=SUM(B2:B4,C2:C4))
