89*2/33+2/33,简算
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89*2/33+2/33,简算89*2/33+2/33,简算89*2/33+2/33,简算89×2/33+2/33=(89+1)×2/33=90×2/33=60/11
89*2/33+2/33,简算
89*2/33+2/33,简算
89*2/33+2/33,简算
89×2/33+2/33
=(89+1)×2/33
=90×2/33
=60/11
89*2/33+2/33,简算
55×33×2 简算
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2/33+4/33+6/33+8/33~~~~~100/33
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写出数列,33+2,33+6,33+12,33+20,33+30,的通项公式,
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