A.2 2ndf 2 - 5 2ndf 3 =
B.2ndf 2 2 - 5 3 =
C.2 2ndf 2 +/- 5 3
D.2 2ndf 2 - 5 = 2ndf 3 =
科目:初中數(shù)學 來源:數(shù)學教研室 題型:013
A.4 + 3 ¸ 8 2ndf 3 =
B.3 ¸ 8 = 4 2ndf 3 =
C.4 + 3 ¸ 8 = 2ndf 3 =
D.4 2ndf 3 + 3 ¸ 8 2ndf + 3
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